Pokhylchenko, Olga, Oleksiy Gorelov, Natalia Dovhalyuk, Tetyana Kozubenko, Yuliya Kruglyak, and Oleksandr Paraschuk. “Phenological Observations in Dendrological Collections: Motivation for the Use of the Universal Coding ‘BBCH scale’”. Journal of Native and Alien Plant Studies, no. 20 (December 23, 2024): 176–197. Accessed January 5, 2025. http://mchr.sofievka.org/article/view/318688.