@misc{Białobok_Stefan_Preliminary_1957,
 author={Białobok, Stefan},
 volume={2},
 editor={Polska Akademia Nauk. Zakład Dendrologii i Pomologii w Kórniku},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 address={Poznań},
 journal={Arboretum Kórnickie},
 howpublished={online},
 year={1957},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={mul},
 title={Preliminary report on breeding poplars},
 type={Text},
 URL={http://www.rcin.org.pl/Content/145231/PDF/KOR001_145407.pdf},
 keywords={dendrology, Kórnik Arboretum, breeding of poplars, Populus},
}