(NpROMY[LENNYE RABO^IE kOMI assr (B:s 1918-1970 - (NrO^EW(B, (Nn(B. (Nn(B.s; (NaKADEMIQ NAUK sssrs (NkOMI assrs ((NmOSKWA (B:s (NnAUKA(B,s, 1974)
Keywords: (NrABO^IJ KLASS(B- (NkOMI ssrs