(NiTOGI (BXV (NwSEROSSIJSKOGO I (BVI (NwSESO@ZNOGO S_EZDOW SOWETOW (B:s (NmATERIALY DLQ DOKLAD^IKOW (B/s ((NlENINGRAD (B:s (NoGIZ (B- (NpRIBOJ(B,s, 1931)
Keywords: (Ns_EZD SOWETOWs