@misc{Białobok_Stefan_Problems_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},
 type={Text},
 title={Problems and methods of studies on poplar species conducted at the Institute of Dendrology and Pomology in Kórnik},
 URL={http://rcin.org.pl./Content/155034/PDF/KOR001_145404.pdf},
 keywords={Kórnik Arboretum, dendrology, collection of poplars, methods of studies on poplars, Populus},
}