{{No footnotes, date=February 2021
Interlingua, Instrumento Moderne de Communication International by
Ingvar Stenström
Yngvar Harra (or Ingvar; Proto-Norse ''*Ingu-Hariz''; non, Yngvarr ; d. early 7th century) was the son of Östen and reclaimed the Swedish throne for the House of Yngling after the Swedes had rebelled against Sölvi.
He is reported to have fa ...
is a popular Interlingua course. As of 2006, it has been translated into Bulgarian, Danish, French, German, Hungarian, Portuguese, Romanian, Russian, and Swedish; translations into Norwegian and Lithuanian are in final preparation, and five additional languages are expected to follow.
Stenström, Secretary of the Swedish Society for Interlingua, wrote the manual to provide uniform material for Interlingua instruction throughout the world. The manual was first published in Swedish by the editorial house Esselte Studium. The Norwegian version was written by Asmund Knutson, President of the Union Norwegian pro Interlingua, in collaboration with Morten Swendsen. The Lithuanian version was written by Vladas Kazlauskas with the typographic assistance of Arne Pedersen.
All versions of the manual are available from the Servicio de Libros of the
Union Mundial pro Interlingua
The Union Mundial pro Interlingua (UMI; World Interlingua Union) is a global organization that promotes Interlingua, an international auxiliary language (IAL) published in 1951 by the International Auxiliary Language Association (IALA). UMI was ...
Panorama in Interlingua
''Panorama in Interlingua'' is the primary periodical for the language Interlingua, published bimonthly. It was first issued in January 1988. The magazine is based in Odense, Denmark, and is written completely in Interlingua and the activities of ...