Minerageny of Jurassic deposits of the northeastern side of the Ulyanovsk-Saratov depressionEduard Korolev, Aleksey Eskin, Albert Korolev, Enza Barieva and Elena DoloninaE3S Web Conf., 494 (2024) 02001DOI: https://doi.org/10.1051/e3sconf/202449402001