Dobrev, N., Koleva-Rekalova, E. and Nankin, R. 2022. The Sarmatian Carbonate Tempestites from Kaliakra Cape (NE Bulgaria) – a Real Risk to Its Stability. Proceedings of the Bulgarian Academy of Sciences. 75, 3 (Mar. 2022), 396–404. DOI:https://doi.org/10.7546/CRABS.2022.03.09.