(NpROBLEMA KONE^NOGO I BESKONE^NOGO (B:s (NfILOS(B. (NO^ERK (B/s - (NmEL@HIN(B, (NsERAFIM tIMOFEEWI^s ((NmOSKWA (B:s (NgOSPOLITIZDAT(B,s, 1958)
Keywords: (NbESKONE^NOSTX (B((NFILOS(B.)s; (NmATERIQs