“Flora and Vegetation of Forest Natural Habitats in Natura 2000 Protected Area Kamchia (BG0000116) and Beach Shkorpilovtsi (BG0000100)”. Годишник на Софийския Университет „Св. Климент Охридски“, Биологически факултет, Книга 2 – Ботаника 102 (January 1, 2018): 90–119. Accessed December 14, 2025. https://annual.uni-sofia.bg/index.php/biofac-botany/article/view/1598.