Grozeva, Neli Hristova, Mariya Asenova Gerdzhikova, Dimitar Pavlov, Galia Panayotova, and Mima Todorova. “Morphological Variability of the Bulgarian Endemic Betonica Bulgarica Degen Et Neic. (Lamiaceae) from Sinite Kamani Natural Park, Eastern Balkan Range”. Acta Botanica Croatica 75, no. 1 (April 1, 2016). Accessed November 21, 2024. https://ojs3.abc.botanic.hr/index.php/abc/article/view/1464.