(NdENIS dAWYDOW (B/s - (NpOPOW(B, (NmIHAIL qKOWLEWI^s ((NmOSKWA (B:s (NpROSWE]ENIE(B,s, 1971)
Keywords: (NdENIS dAWYDOWs; (NiSTORIQ sssrs