TY JOUR TI Geological factors and mechanism of sinkhole development in Cho Don zinc-lead mining area, Bac Kan province, North of Vietnam KW Sinkhole; karstic; dewatering; suffusion/suffosion; soil arching; safety factor of sliding JO Russian Journal of Earth Sciences AU Van Hoang, N.. AU Quoc Cuong, T.. AU Kasatkin, S.. PY 2022 IS 22 PB Geophysical Center of the Russian Academy of Sciences