(NoSNOWANIQ DIFFERENCIALXNOJ GEOMETRII (B:s (NpER(B. (NS ANGL(B. /s - (NwEBLEN(B, (No(B.s; (NuAJTHED(B, (NdV(B.s; (NfREJDINA(B, (Nm(B.(Ng(B.s ((NmOSKWA (B:s (NiZD(B-(NWO INOSTR(B. (NLIT(B.,s, 1949)
Keywords: (NdIFFERENCIALXNAQ GEOMETRIQs