[1]
N. Dobrev, E. Koleva-Rekalova, and R. Nankin, “The Sarmatian Carbonate Tempestites from Kaliakra Cape (NE Bulgaria) – a Real Risk to Its Stability”, C. R. Acad. Bulg. Sci. , vol. 75, no. 3, pp. 396–404, Mar. 2022.