@misc{Mejnartowicz_Leon_Studies_1980,
 author={Mejnartowicz, Leon},
 volume={25},
 editor={Polska Akademia Nauk. Instytut Dendrologii},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 address={Poznań ; Warszawa},
 journal={Arboretum Kórnickie},
 howpublished={online},
 year={1980},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={mul},
 type={Text},
 title={Studies on racial variation of black alder in Poland},
 URL={http://www.rcin.org.pl/Content/142487/PDF/KOR001_147768.pdf},
 keywords={Alnus glutinosa, black alder, polish races of black alder},
}