Parkhomenko, L.I., A.K. Doroshenko, V.K. Gorb, and N.M. Trofimenko. 2003. “Forms Diversity of Woody Plants in Polissya, Forest-Steppe and the Ukrainian Carpathians for Park Formation”. Plant Introduction 20 (December), 139-44. https://doi.org/10.5281/zenodo.3253165.