(NtEHMINIMUM PRI RABOTE S WZRYW^ATYMI WE]ESTWAMI (B/s - (NiWANOW(B, (NpAWEL aLEKSANDROWI^s ((NmOSKWA (B;s (NlENINGRAD (B:s (NoBORONGIZ(B,s, 1939)
Keywords: (NwZRYW^ATYE WE]ESTWA s -- (NtEHNIKA BEZOPASNOSTI PRI RABOTE S NIMIs