Angelova, Dora, M’hamed Alaeddine Beloul, Sophia Bouzid, and Farid Faik. “Karst and Cave Systems in Bosnek Region (Vitosha Mountain, Bulgaria) and Wintimdouine (High Atlas Mountain, Morocco)”. Acta Carsologica 34, no. 1 (May 13, 2016). Accessed November 22, 2024. https://ojs.zrc-sazu.si/carsologica/article/view/281.