“Phyto - Coenotic Location and State of Allium Regelianum A.Becker Ex Iljin & Ferula Orientalis L. Populations to Region ‘Ascania Nova’ Biosphere Reserve”. CHORNOMORSKI BOTANICAL JOURNAL, vol. 1, no. 1, June 2005, pp. 66-81, https://cbj.kspu.edu/index.php/cbj/article/view/775.