@misc{Frey_Ludwik_(1942–_)_Systemathics,_1990,
 author={Frey, Ludwik (1942– )},
 editor={Zarzycki, Kazimierz (1930- ). Redaktor},
 editor={Korzeniak, Urszula. Redaktor},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Polish Botanical Studies. Guidebook Series},
 address={Kraków},
 howpublished={online},
 year={1990},
 publisher={Polish Academy of Sciences, W. Szafer Institute of Botany},
 language={eng},
 type={Text},
 title={Systemathics, karyology and distnbution of the selected genera of the tnbe Avaneae Nees in Poland},
 URL={http://www.rcin.org.pl/Content/217204/PDF/KR171_251830_ResProgRep1988-90_Frey-Systematics-karyology-Aveneae.pdf},
}