@misc{Obmiński_Zygmunt_Aspen_1973,
 author={Obmiński, Zygmunt},
 volume={12},
 editor={Białobok, Stefan. Redaktor},
 editor={Polska Akademia Nauk. Instytut Dendrologii},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 journal={Nasze drzewa leśne},
 address={Warszawa-Poznań},
 howpublished={online},
 year={1973},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={mul},
 title={Aspen ecology},
 type={Text},
 keywords={Populus tremula, aspen, ecology of aspen},
}