(NoBWODNENNOSTX I USLOWIQ \KSPLUATACII MESTOROVDENIJ UGOLXNYH RAJONOW (B/ s - (NpROHOROW(B, (Ns(B. (Np(B. s ((NmOSKWA (B: s (NgOSGORTEHIZDAT(B, s, 1962)
Keywords: (NuGOLXNYE MESTOROVDENIQ (B- (NgIDROGEOLOGIQs