Lithological and mineralogical signs of the formation and destruction of the Bashkirian stage oil deposits within the Sokskaya saddleEduard Korolev, Aleksey Eskin, Albert Korolev, Enza Barieva and Renat ApkinE3S Web of Conf., 524 (2024) 03001DOI: https://doi.org/10.1051/e3sconf/202452403001