@misc{Tomaszewska_Ewa_Guttapercha_1957,
 author={Tomaszewska, Ewa and Tomaszewski, Mirosław},
 volume={2},
 editor={Polska Akademia Nauk. Zakład Dendrologii i Pomologii w Kórniku},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 journal={Arboretum Kórnickie},
 address={Poznań},
 howpublished={online},
 year={1957},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={mul},
 type={Text},
 title={Guttapercha in the leaves of Eucommia ulmoides Oliv.},
 keywords={Eucommia ulmoides, guttapercha},
}