Kateryna O. Nekrasova. Stipa and Festuca species of the Mykhailivska Tsilyna Nature Reserve: ecological, cenotic and population characteristics, protection and conservation : Доктор філософії : spec.. 101 - Екологія : presented. 2025-08-27; popup.evolution: o; Sumy National Agrarian University. – Суми, 0825U003094.

Updated: 2026-11-10