Ugljevik
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Ugljevik ( sr-cyrl, Угљевик) is a town and municipality located in
Republika Srpska Republika Srpska ( sr-Cyrl, Република Српска, lit=Serb Republic, also known as Republic of Srpska, ) is one of the two entities of Bosnia and Herzegovina, the other being the Federation of Bosnia and Herzegovina. It is located ...
, an entity of
Bosnia and Herzegovina Bosnia and Herzegovina ( sh, / , ), abbreviated BiH () or B&H, sometimes called Bosnia–Herzegovina and often known informally as Bosnia, is a country at the crossroads of south and southeast Europe, located in the Balkans. Bosnia and ...
. As of 2013, it has a population of 15,710 inhabitants, while the town of Ugljevik has a population of 4,155 inhabitants. The municipality is located in the countryside of the eastern foothills of Mount Majevica, where the mountains start descending towards the flatlands of
Semberija Semberija ( sr-Cyrl, Семберија, ) is a geographical region in north-eastern Bosnia and Herzegovina. The main city in the region is Bijeljina. Semberija is located between the Drina and Sava rivers and Majevica mountain. Most of the regio ...
, to which it is tied more than any other surrounding area. It is the home of miners and other energy resource professionals.


Name

Ugljevik was named for the
coal Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when ...
, which first began to be exploited on Mount Majevica in 1899.


History

Coal Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when ...
production has been exploited on Mount Majevica since 1899. Within a century, the local inhabitants developed the initial small dig into today’s surface mine producing 6,000
tonne The tonne ( or ; symbol: t) is a unit of mass equal to 1000  kilograms. It is a non-SI unit accepted for use with SI. It is also referred to as a metric ton to distinguish it from the non-metric units of the short ton ( United State ...
s of coal per day and the coal-fired power plant “Termoelektrana Ugljevik” ( Ugljevik Power Plant), supplying the Republic with 300
megawatt The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James ...
s of
electricity Electricity is the set of physical phenomena associated with the presence and motion of matter that has a property of electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as describe ...
. Preparations are underway for the construction of another power-plant of 600 MW. Exploration indicates huge reserves of quality coal, with seams stretching in every direction, even reaching
Zvornik Zvornik ( sr-cyrl, Зворник, ) is a city in Bosnia and Herzegovina. It is located in Republika Srpska, on the left bank of the Drina river. In 2013, it had a population of 58,856 inhabitants. The town of Mali Zvornik ("Little Zvornik") lies ...
on the
Drina The Drina ( sr-Cyrl, Дрина, ) is a long Balkans river, which forms a large portion of the border between Bosnia and Herzegovina and Serbia. It is the longest tributary of the Sava River and the longest karst river in the Dinaric Alps whi ...
river. The administrative center of the Municipality was the village of Zabrdje, to be transferred to the mining community of Ugljevik (now named Stari Ugljevik (Old Ugljevik)) in 1941, after Zabrdje was burned by
Ustaše The Ustaše (), also known by anglicised versions Ustasha or Ustashe, was a Croats, Croatian Fascism, fascist and ultranationalism, ultranationalist organization active, as one organization, between 1929 and 1945, formally known as the Ustaš ...
. The present-day Ugljevik began to be built in 1980 in the valley of Janja river (one of the
Drina The Drina ( sr-Cyrl, Дрина, ) is a long Balkans river, which forms a large portion of the border between Bosnia and Herzegovina and Serbia. It is the longest tributary of the Sava River and the longest karst river in the Dinaric Alps whi ...
’s tributaries) between Zabrdje, Stari Ugljevik, Bogutovo Selo and Ugljevicka Obrijez, in answer to the need for increasing the surface mining operations and building the power-plant. The whole of the old Ugljevik was then moved to this new site. At least ten archaeological locations have been found in the area. These include five locations with groupings of
medieval In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the post-classical period of global history. It began with the fall of the Western Roman Empire a ...
stone sarcophagi, called ''stećci'', and three dating from the Roman period. Though research into
Neolithic The Neolithic period, or New Stone Age, is an Old World archaeological period and the final division of the Stone Age. It saw the Neolithic Revolution, a wide-ranging set of developments that appear to have arisen independently in several pa ...
sites in the municipality is lacking, near-by areas have Neolithic archaeological sites, allowing postulation that there might have been ancient sites present. The village of Tutnjevac contains the remains of a
Roman Roman or Romans most often refers to: * Rome, the capital city of Italy * Ancient Rome, Roman civilization from 8th century BC to 5th century AD *Roman people, the people of ancient Rome *''Epistle to the Romans'', shortened to ''Romans'', a lett ...
villa. The first population census of the region showed five settlements with a total of 55 houses, which date from prior to arrival of
Ottoman Turks The Ottoman Turks ( tr, Osmanlı Türkleri), were the Turkic founding and sociopolitically the most dominant ethnic group of the Ottoman Empire ( 1299/1302–1922). Reliable information about the early history of Ottoman Turks remains scarce, ...
in the 15th century. During troubled times the population would leave these parts with most of the succeeding population—the forebears of the present Majevicans—coming from Eastern and ‘Old’
Herzegovina Herzegovina ( or ; sh-Latn-Cyrl, Hercegovina, separator=" / ", Херцеговина, ) is the southern and smaller of two main geographical region of Bosnia and Herzegovina, the other being Bosnia. It has never had strictly defined geogra ...
in the 19th century. During the past hundred years, the pace and extent of development of the Ugljevik region has been determined by coal production. With the increased need for coal, coal exploitation began in 1899, and a
narrow gauge railway A narrow-gauge railway (narrow-gauge railroad in the US) is a railway with a track gauge narrower than standard . Most narrow-gauge railways are between and . Since narrow-gauge railways are usually built with tighter curves, smaller struct ...
was built from Rača, on the
Sava The Sava (; , ; sr-cyr, Сава, hu, Száva) is a river in Central and Southeast Europe, a right-bank and the longest tributary of the Danube. It flows through Slovenia, Croatia and along its border with Bosnia and Herzegovina, and finally t ...
river, to the Ugljevik coal-mine via Bijeljina in 1919. Subsequently, this railway was upgraded to normal narrow gauge, and later was connected to one of Ugljevik’s communities, Mezgraja, in 1938. This was the last narrow-gauge railway in the Europe before it was closed on May 26, 1979. The coal from Bogutovo Selo surface mine has a
calorific value The heating value (or energy value or calorific value) of a substance, usually a fuel or food (see food energy), is the amount of heat released during the combustion of a specified amount of it. The ''calorific value'' is the total energy relea ...
of 2,550
kcal The calorie is a unit of energy. For historical reasons, two main definitions of "calorie" are in wide use. The large calorie, food calorie, or kilogram calorie was originally defined as the amount of heat needed to raise the temperature of o ...
/kg (10.68 MJ/kg), and it is estimated that the reserves are sufficient to satisfy the needs of four 300
megawatt The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James ...
coal-fired power plants. It is thanks to these coal giants that almost all of Ugljevik’s corporations developed. After the
Bosnian War The Bosnian War ( sh, Rat u Bosni i Hercegovini / Рат у Босни и Херцеговини) was an international armed conflict that took place in Bosnia and Herzegovina between 1992 and 1995. The war is commonly seen as having started ...
Ugljevik became a significant peacekeeping force post. For the first time after the
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the World War II by country, vast majority of the world's countries—including all of the great power ...
, Russian (then Soviet) Army and Western Allies worked together in a military mission, as Implementation Force ( IFOR) and later Stabilization Forces (
SFOR The Stabilisation Force in Bosnia and Herzegovina (SFOR) was a NATO-led multinational peacekeeping force deployed to Bosnia and Herzegovina after the Bosnian war. Although SFOR was led by NATO, several non-NATO countries contributed troops. It ...
). Headquarters of Russian Peacekeeping Mission in
Bosnia Bosnia and Herzegovina ( sh, / , ), abbreviated BiH () or B&H, sometimes called Bosnia–Herzegovina and Pars pro toto#Geography, often known informally as Bosnia, is a country at the crossroads of Southern Europe, south and southeast Euro ...
was in Ugljevik. Americans had a small base in Ugljevik, across the Janja river from the Russians. In relation to this, IFOR info magazine “Talon” wrote in one of its issues “Cold War melted on the Balkan sun”. File:Bogutovoselospomenje.jpg, Medieval graveyards in Ugljevik village of Bogutovo Selo File:Jablan grad sjever.JPG, Medieval Jablan city File:Stariugljevik.jpg, Ugljevik, miners settlement – Kolonija, in 1931 File:Russian Army Bosnia.jpg, Russian peacekeepers, a part of the Operation Joint Endeavor, 1996, in Ugljevik


Location

The Municipality of Ugljevik borders to the East and North on the Municipality of
Bijeljina Bijeljina ( sr-cyrl, Бијељина) is a city and municipality in Bosnia and Herzegovina. It is the provincial center of Semberija, a geographic region in the country's northeast. Administratively, Bijeljina is part of the Republika Srpska ...
, with
Lopare Lopare ( sr-cyrl, Лопаре) is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in the Majevica region. As of 2013, the town has a population of 2,709 inhabitants, while the municipality ...
Municipality marking the West and
Zvornik Zvornik ( sr-cyrl, Зворник, ) is a city in Bosnia and Herzegovina. It is located in Republika Srpska, on the left bank of the Drina river. In 2013, it had a population of 58,856 inhabitants. The town of Mali Zvornik ("Little Zvornik") lies ...
Municipality the South boundaries, and in the South also touching on
Teočak Teočak ( sr-cyrl, Теочак) is a municipality located in Tuzla Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. The center of the municipality is the village of Teočak-Krstac. Geography The municipal ...
Municipality in the BiH Federation. The 1993 population census indicated a population of 16,456 residing in 4,733 households, in this Municipality covering . The population density is 12.44/km², thi being the result of dispersed nature of the communities. Ugljevik is located on the inter-Entity
Bijeljina Bijeljina ( sr-cyrl, Бијељина) is a city and municipality in Bosnia and Herzegovina. It is the provincial center of Semberija, a geographic region in the country's northeast. Administratively, Bijeljina is part of the Republika Srpska ...
-
Tuzla Tuzla (, ) is the third-largest city of Bosnia and Herzegovina and the administrative center of Tuzla Canton of the Federation of Bosnia and Herzegovina. As of 2013, it has a population of 110,979 inhabitants. Tuzla is the economic, cultural, e ...
highway—built in 1971—which connects it to all the surrounding regions, with asphalt roads branching off the highway towards Zabrdje, Trnova and other communities. It is now possible to reach every village in Ugljevik municipality by car. This, coupled with other circumstances—primarily the fine infrastructure, employment opportunities, healthy environment and proximity to populous towns—contribute to the municipality’s towns developing quickly and the residents choice to remain in them. Despite the destruction of the recent war and the postwar hardships of recovery, new houses are replacing old at every step.


Territorial organisation

The Municipality of Ugljevik has the following 21 communities: * Korenita * Maleševci * Zabrdje * Ugljevička Obrijež * Stari Ugljevik * Ugljevik Selo * Gornje Zabrdje *
Ravno Polje Ravno is a village and municipality located in Herzegovina-Neretva Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. Ravno was a separate municipality until 1963, when it became a part of the Trebinje munici ...
* Bogutovo Selo * Gornja Krćina * Gornja Trnova * * Modran * Donje Zabrđe * Janjari (Atmačići) * Srednja Trnova * Glinje * Sarije * Mukat * Stankovići * Donja Trnova * Akmačići


Demographics


Population


Ethnic composition


Culture

Culture in these parts is gaining momentum. Numerous cultural events are presented at the Cultural Center. ''Cultural Club Rudar'' was founded in 1976 and in the composition of the club work: folk dance ensemble, drama and recitation section, original (authentic) creative work, folk music orchestra. With its good programme the Club takes part in all important manifestations in the municipality and economy collectives and they also often had their performances in other municipalities. Building of ''Cultural Center “Filip Višnjić”'' was opened in 2006, and it is replica of Mine Head Office („''Direkcija''“ building) in Stari Ugljevik. Original building was built in 1921, but due to removal of Ugljevik on new location it was abandoned. New building is a center of rich cultural life in municipality and region.


Religion

Religion assumed its traditional place in the last decade among the lives of the local populace. In addition to the existing churches in Zabrdje, Tutnjevac, Stari Ugljevik, which all shared the fate of their faithful, new Orthodox churches are being built. The most impressive one is in Ugljevik, dedicated to the protesters of Ugljevik and the Municipality, Holy Mother Paraskeva. The church was built in the traditional Serbian-Byzantine Church style, and dominates the town.
Mosque A mosque (; from ar, مَسْجِد, masjid, ; literally "place of ritual prostration"), also called masjid, is a place of prayer for Muslims. Mosques are usually covered buildings, but can be any place where prayers ( sujud) are performed, ...
s are also being rebuilt, after the war, in villages (Janjari, Atmačići, Glinje, Srednja Trnova).


Education

Education has a long tradition in the Municipality of Ugljevik. An elementary school was founded in Zabrdje in 1875. The town was at the time the largest settlement in this part of Majevica, since it was located on the
Bijeljina Bijeljina ( sr-cyrl, Бијељина) is a city and municipality in Bosnia and Herzegovina. It is the provincial center of Semberija, a geographic region in the country's northeast. Administratively, Bijeljina is part of the Republika Srpska ...
-
Tuzla Tuzla (, ) is the third-largest city of Bosnia and Herzegovina and the administrative center of Tuzla Canton of the Federation of Bosnia and Herzegovina. As of 2013, it has a population of 110,979 inhabitants. Tuzla is the economic, cultural, e ...
road. In the year of 1995 town marked the 120th anniversary of its school, making Zabrdje, one of privileged communities of Majevica and
Semberija Semberija ( sr-Cyrl, Семберија, ) is a geographical region in north-eastern Bosnia and Herzegovina. The main city in the region is Bijeljina. Semberija is located between the Drina and Sava rivers and Majevica mountain. Most of the regio ...
to have their own school for quite some time. The second school to open in these parts began lesson in 1890 in Korenita. It was followed two years later by the opening of a school in Ugljevik. After the
Second World War World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposi ...
, village schools appeared in other Ugljevik communities—Tutnjevac, Malesevci, Trnova, Mezgraja, Bogutovo Selo, Ugljevicka Obrijez and other communities. All school-age children attend classes. School building are modern and well equipped, with an adequate number of teachers ensuring a high standard of education. Two thousand pupils attend Ugljevik Municipality schools each year. Ugljevik also has a Secondary School training future energy technicians, covering the trades needed most by the Ugljevik Termoelektrana (Power Plant). Despite a number of Ugljevik students attending school in
Bijeljina Bijeljina ( sr-cyrl, Бијељина) is a city and municipality in Bosnia and Herzegovina. It is the provincial center of Semberija, a geographic region in the country's northeast. Administratively, Bijeljina is part of the Republika Srpska ...
secondary schools, and vice versa, Ugljevik still has 600 students.


Natural environment

The Ugljevik region includes the now evaporated
Pannonian Sea The Pannonian Sea was a shallow ancient lake, where the Pannonian Basin in Central Europe is now. The Pannonian Sea existed from about 10 Ma (million years ago) until 1 Ma, during the Miocene and Pliocene epochs, when marine sediments were depo ...
. It had once reached above New Ugljevik, its waves cutting into the mountainside above the school complex where fossilised traces of aquatic flora and fauna are visible. Above Old Ugljevik lie the Medieval remains of the fortress Jablangrad. From its cliffs, reaching to
above sea level Height above mean sea level is a measure of the vertical distance ( height, elevation or altitude) of a location in reference to a historic mean sea level taken as a vertical datum. In geodesy, it is formalized as '' orthometric heights''. Th ...
, can be had views of the flatlands of
Semberija Semberija ( sr-Cyrl, Семберија, ) is a geographical region in north-eastern Bosnia and Herzegovina. The main city in the region is Bijeljina. Semberija is located between the Drina and Sava rivers and Majevica mountain. Most of the regio ...
, while beyond, across the
Drina The Drina ( sr-Cyrl, Дрина, ) is a long Balkans river, which forms a large portion of the border between Bosnia and Herzegovina and Serbia. It is the longest tributary of the Sava River and the longest karst river in the Dinaric Alps whi ...
, are discernible
Mačva Mačva ( sr-Cyrl, Мачва, ; hu, Macsó) is a geographical and historical region in the northwest of Central Serbia, on a fertile plain between the Sava and Drina rivers. The chief town is Šabac. The modern Mačva District of Serbia is nam ...
and Mount Cer. Udrigovo Peak, where a radio-TV relay tower was built after the war, rises above the Ugljevik region. Udrigovo is known for its thick oak stands. Majevica's hills have a number of forests, with the black oak being well-known in Udrigovo. Plans are being made to protect the forests and natural environment of the region and the Nature Reserves in Bogutovo Selo and Lazarevici, while maintaining lumber production. These are also the conditions necessary to the development of recreation and various forms of tourism in the region. This should be kept in mind when planning to expand surface coal exploitation or build new roads. Forest of sessile oak, black oak and other varieties can be found at Bogutovo Selo, Korenita and Lazarevic, as elsewhere.


Tourism

The village of Krćina, in the direction of
Zvornik Zvornik ( sr-cyrl, Зворник, ) is a city in Bosnia and Herzegovina. It is located in Republika Srpska, on the left bank of the Drina river. In 2013, it had a population of 58,856 inhabitants. The town of Mali Zvornik ("Little Zvornik") lies ...
, has great potential for the development of village
tourism Tourism is travel for pleasure or business; also the theory and practice of touring (disambiguation), touring, the business of attracting, accommodating, and entertaining tourists, and the business of operating tour (disambiguation), tours. Th ...
, it being located in natural surroundings and possessing a cave nearby known by the local population as the cave of the epic hero ''Starina Novak''. Nearby is also located the
Tavna Monastery The Tavna Monastery ( sr, Манастир Тавна, Manastir Tavna) is a Serbian Orthodox monastery located south of the city of Bijeljina in north-eastern Republika Srpska, Bosnia and Herzegovina. The date of its foundation is unknown. The chr ...
, dating to Middle Ages. The village is accessible from the Podrinje, from the direction of Loznica, Jadar, Radjevina,
Zvornik Zvornik ( sr-cyrl, Зворник, ) is a city in Bosnia and Herzegovina. It is located in Republika Srpska, on the left bank of the Drina river. In 2013, it had a population of 58,856 inhabitants. The town of Mali Zvornik ("Little Zvornik") lies ...
and
Bijeljina Bijeljina ( sr-cyrl, Бијељина) is a city and municipality in Bosnia and Herzegovina. It is the provincial center of Semberija, a geographic region in the country's northeast. Administratively, Bijeljina is part of the Republika Srpska ...
. The road is partly macadam, and once fully asphalted it will be the shortest way to reach Ugljevik and Majevica from Podrinje. In the valley of the little river Domana is located another cave, the ''Suplja Pecina'', while in the cliff on Baljak hill is ''Kurtina Pecina''.


Economy

The Ugljevik Power Plant (300 Megawatt coal-fired power station with 310 metre tall chimney) is located in the municipality. The following table gives a preview of total number of registered people employed in legal entities per their core activity (as of 2018):


Sport

Sport and physical culture are on the rise in Ugljevik. The pride of these parts is the Football Club Rudar, which has won the most important trophies and titles in
Republika Srpska Republika Srpska ( sr-Cyrl, Република Српска, lit=Serb Republic, also known as Republic of Srpska, ) is one of the two entities of Bosnia and Herzegovina, the other being the Federation of Bosnia and Herzegovina. It is located ...
and spread the name of Ugljevik throughout the Republic. The Club is a wellspring of talented players, and its successes have inspired the development of soccer in neighbour municipalities as well. Village soccer clubs and school soccer teams have increased and improved their programmes also.
Basketball Basketball is a team sport in which two teams, most commonly of five players each, opposing one another on a rectangular Basketball court, court, compete with the primary objective of #Shooting, shooting a basketball (ball), basketball (appr ...
and other sports are on the rise. Great attention is being paid the construction of sports facilities—soccer stadium, swimming pool, universal gym—while minor sports facilities are available for the youth in the vicinity of the elementary and secondary schools. The Rudar
Karate (; ; Okinawan pronunciation: ) is a martial art developed in the Ryukyu Kingdom. It developed from the indigenous Ryukyuan martial arts (called , "hand"; ''tii'' in Okinawan) under the influence of Chinese martial arts, particularly Fuj ...
Club is a young
sport Sport pertains to any form of competitive physical activity or game that aims to use, maintain, or improve physical ability and skills while providing enjoyment to participants and, in some cases, entertainment to spectators. Sports can, ...
s club, but this does not prevent it from achieving high results in numerous domestic and international karate meets. Competition began with county and regional meets, to finally progress to the world karate scene, it being of exceptional quality past years. The Rudar
Basketball Basketball is a team sport in which two teams, most commonly of five players each, opposing one another on a rectangular Basketball court, court, compete with the primary objective of #Shooting, shooting a basketball (ball), basketball (appr ...
Club was founded in 1984 and belongs to the Prime League of Republika Srpska. The club stopped operating in 1989, to renew itself in 1994 with great strides towards the Republic’s basketball elite. Rudar is also the name of
chess Chess is a board game for two players, called White and Black, each controlling an army of chess pieces in their color, with the objective to checkmate the opponent's king. It is sometimes called international chess or Western chess to dist ...
club, which, through its competitions and work at popularising this ancient game, proudly represents the name of Rudar.
Volleyball Volleyball is a team sport in which two teams of six players are separated by a net. Each team tries to score points by grounding a ball on the other team's court under organized rules. It has been a part of the official program of the Sum ...
,
judo is an unarmed modern Japanese martial art, Olympic sport (since 1964), and the most prominent form of jacket wrestling competed internationally.『日本大百科全書』電子版【柔道】(CD-ROM version of Encyclopedia Nipponica, "Judo") ...
and
bowling Bowling is a target sport and recreational activity in which a player rolls a ball toward pins (in pin bowling) or another target (in target bowling). The term ''bowling'' usually refers to pin bowling (most commonly ten-pin bowling), though ...
are also represented in Rudar sport’s family. There are additionally nine soccer clubs in the various villages: Partizan in Donja Trnova, Mladost in Bogutovo Selo, Buducnost in Ravno Polje, Strijelac in Tutnjevac, Proleter in Ugljevik Selo, Borac in Ugljevicka Obrijez, Majevica in Donja Zabrdje, Hajduk in Mezgraja and Granicar in Korenita.


Notable people

*
Filip Višnjić Filip Višnjić ( sr-cyr, Филип Вишњић, ; 1767–1834) was a Serbian epic poet and '' guslar''. His repertoire included 13 original epic poems chronicling the First Serbian Uprising against the Ottoman Empire and four reinterpreted ...


Twin towns – sister cities

Ugljevik is twinned with: *
Beočin Beočin ( sr-cyr, Беочин, ; hu, Belcsény) is a town and municipality located in the South Bačka District of the autonomous province of Vojvodina, Serbia. The population of the town is 7,839, whilst Beočin's municipality population is 15, ...
, Serbia


References

* Official results from the book: Ethnic composition of Bosnia-Herzegovina population, by municipalities and settlements, 1991. census, Zavod za statistiku Bosne i Hercegovine - Bilten no.234, Sarajevo 1991.


External links

* {{Political divisions of Bosnia and Herzegovina Populated places in Ugljevik Cities and towns in Republika Srpska