(NgEOLOGIQ MESTOROVDENIJ GRAFITA wOSTO^NOJ sIBIRI I dALXNEGO wOSTOKA (B/s - (NsOLONENKO(B, (Nw(B. (Np(B.s ((NmOSKWA (B:s (NgOSGEOLIZDAT(B,s, 1951)
Keywords: (NmESTOROVDENIQ GRAFITAs