Further reading
* * *{{cite journal , last1=Antipova , first1=T. V. , last2=Zhelifonova , first2=V. P. , last3=Baskunov , first3=B. P. , last4=Ozerskaya , first4=S. M. , last5=Ivanushkina , first5=N. E. , last6=Kozlovsky , first6=A. G. , year=2011 , title=New producers of biologically active compounds—fungal strains of the genus Penicillium isolated from permafrost , journal=Applied Biochemistry and Microbiology , volume=47 , issue=3 , pages=288–92 , doi=10.1134/S0003683811030033 Penicillium Quinoline alkaloids Nitrogen heterocycles