@misc{Boratyński_Adam_Carpinus_1980, author={Boratyński, Adam}, copyright={Creative Commons Attribution BY-SA 4.0 license}, howpublished={online}, year={1980}, title={Carpinus cordata Blume}, type={Image}, URL={http://www.rcin.org.pl/Content/206412/PDF/KOR001_226347_Carpinus-cordata-B.pdf}, keywords={fruit structure, heart-shaped hornbeam}, }