@misc{_Opis_1961,
 editor={Polska Akademia Nauk. Zakład Dendrologii i Pomologii w Kórniku},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 howpublished={online},
 year={1961},
 language={pol},
 type={Image},
 title={Opis drzewa doborowego. Jodła K-03-},
 URL={http://www.rcin.org.pl/Content/145797/PDF/KOR001_176982_Jod%C5%82a-03.pdf},
 keywords={plus trees, chosen tree, selection of trees, genetics of forest trees, Abies alba, fir},
}