(NpLASTI^ESKOE SOSTOQNIE I SPEKANIE UGLEJ (B/s - (NgRQZNOW(B, (NnIKOLAJ sERGEEWI^(B.s ((NsWERDLOWSK (B: s (NmETALLURGIZDAT(B, s, 1962)
Keywords: (NuGOLX (B- (NtERMI^ESKAQ PERERABOTKA s