(NoB]ESTWENNYJ KONTROLX PO OHRANE TRUDA (B/s - (NdUWANKOW(B, (NgEORGIJ sEMENOWI^s ((NmOSKWA (B:s (NpROFIZDAT(B,s, 1958)
Keywords: (NzEMELXNAQ \KONOMIKAs