TY JOUR TI Geological structure of Quaternary sediments in the lower Pechora river valley KW Neopleistocene KW glacial and interglacial horizons KW lithology KW mineral and petrographic composition of moraines KW biostratigraphy KW correlation JO Vestnik of geosciences AU Andreicheva, L.N. PY 2024 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"