(NfILATELISTI^ESKAQ pU[KINIANAs - (NgDALIN(B,(Na(B. (Nd(B.s (NaLEKSANDR dAWIDOWI^s ((Nm(B.s (NrADIO I SWQZXs, 1981)
Keywords: (NpU[KIN a(B. (Ns(B.s; (NpO^TOWYE MARKI (B((ND(B. (NL(B.)s; (NrUSSKAQ LITERATURA (B19 (NW(B. (NW FILATELII (B((ND(B. (NL(B.)s