Nikolov, Ivaylo Dimitrov, and Marius Alipiev Dimitrov. “Forest Habitats on the Territory of the National Park „Central Balkan" Bulgaria”. Hacquetia 22, no. 2 (June 25, 2023): 215–245. Accessed November 23, 2024. https://ojs.zrc-sazu.si/hacquetia/article/view/11474.