Angelova, Dora, M’hamed Alaeddin Belfoul, Sophia Bouzid, Mustapha Filahi, and Farid Faik. 2016. “Paleoseismic Phenomena in Karst Terrains in Bulgaria and Morocco”. Acta Carsologica 32 (1). Ljubljana, Slovenija. https://doi.org/10.3986/ac.v32i1.367.