(NoBOGA]ENIE RUD I UGLEJ (B/ s - (NpALKSIN(B, (NiGORX nIKOLAEWI^s; (NiNSTITUT GORNOGO DELA IM(B. (Na(B.(Na(B. (NsKO^INSKOGO an sssrs ((NmOSKWA (B:s (Nan sssr(B,s, 1963)
(NbIBLIOGR(B. (NW KONCE ST(B.s
Keywords: (NrUDY (B- (NoBOGA]ENIE (B- (NsBORNIKIs; (NuGOLX (B- (NoBOGA]ENIE (B- (NsBORNIKIs