TY JOUR TI Carbonatization of terrigenuos reservoirs of the Pokur formation of Senomanian stage in the northern West-Siberian region: factors of occurrence and nature of distribution KW carbonatization KW diagenesis KW diagenetic transformations KW concretions KW fracturing KW cenomanian sediments KW lithological and facies analysis JO Vestnik of geosciences AU Lopatina, E.S. AU Bembel, S.R. AU Khismatullin, R.M. PY 2025 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"