TY JOUR TI Silurian carbonate deposits of the Chernyshev Ridge: study history and oil and gas content KW Silurian KW carbonate reservoir rocks KW hydrocarbon potential KW Chernyshev Ridge JO Vestnik of geosciences AU Danshchikova, I.I. PY 2025 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"