Kutas, R.I. “Geothermal Sections of the earth’s Crust and Upper Mantle of the Black Sea and Its Northern Border”. Geofizicheskiy Zhurnal 33, no. 6 (December 1, 2011): 50–67. Accessed November 23, 2024. https://journals.uran.ua/geofizicheskiy/article/view/116792.