TY JOUR TI Spatial regularities of the Late Proterozoic-Cambrian endogenous processes in the Kanin-Timan-Pechora region KW magmatism KW metamorphism KW Timan megablock KW Late Precambrian KW mantle plume JO Vestnik of geosciences AU Stepanenko, V.I. PY 2022 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"