(NwTOROJ KONGRESS oTE^ESTWENNOGO FRONTAs - (NoTE^ESTWENNYJ FRONT (B((NbOLGARIQ(B)s (NkONGRESS s (NsOFIQ (B;s 1948) ((NsOFIQ (B:s (Nm(B-(NWO INOSTRANNYH DEL(B,s, 1948)
Keywords: (NiSTORIQ bOLGARIIs