(NgELIENOSNYE PRIRODNYE GAZY (B/s - (NrODVERS(B, (NdV(B. (N{ERBORNs; (Nr@DEMAN(B, (Np(B.s ((NgROZNYJ (B;s (NlENINGRAD (B;s (NmOSKWA (B;s (NnOWOSIBIRSK (B:s (Nonti nktp sssr(B,s, 1935)
Keywords: (NgELIJs; (NfIZIKAs