(NkARADAGSKIE RUDNYE MESTOROVDENIQ (B/s - (NkURMAKOW(B, (NnIKOLAJ nIKOLAEWI^s ((NsANKT(B-(NpETERBURG (B: s (NtIPO(B-(NLIT(B. (Nn(B. (NeWSTIFEEWA(B, s, 1902)
Keywords: (NrEGIONALXNYJ RAZDEL NAUK O zEMLE (B- (NkARADAGSKIE RUDNYE MESTOROVDENIQs