(NgEOLOGI^ESKIE ISSLEDOWANIQ rUSSKOGO GEOGRAFI^ESKOGO OB]ESTWA(B. (1845-1917 (NGG(B.) :s (NmATERIALY K ISTORII OTE^ESTW(B. (NGEOLOGII (B/ s - (NbARHATOWA(B, (NnINA nIKOLAEWNA(B.s ((NmOSKWA (B- (NlENINGRAD (B: s (NiZD(B-(NWO aKAD(B. (NNAUK sssr(B, s, 1955)