Methodology enhancement for determining parameters of room systems when mining uranium ore in the SE “SkhidGZK” underground mines, Ukraine - Stupnik, Mykola; Kalinichenko, Vsevolod; Fedko, Mykhaylo; Pysmennyi, Serhii; Kalinichenko, Olena; Pochtarev, Alexey (Mining of Mineral Deposits, 2022)