TY JOUR TI The experience of studying underground objects by geophysical methods in the area of intensive development of sulfate karst KW Kungur Ice mountain KW complex geophysical methods KW localization of karst cavities KW karst-suffusion processes JO Vestnik AGGE AU Gerasimova, I.Y. AU Tainitsky, A.A. AU Bobrov, V.Y. AU Skidan, S.S. PY 2025 IS 1 PB Association of Geologists, Geophysicists and Engineers