Kholodkov, O. V. (2017) “Ontogenetic Structure of Allium ursinum Populations in the Territory of Sumy Geobotanical Region”, Cherkasy University Bulletin: Biological Sciences Series, (1), pp. 107–115. Available at: https://bio-ejournal.cdu.edu.ua/article/view/1512 (Accessed: 12 May 2026).