(NaNALIZ BALANSA VELEZNOJ DOROGI (B: s ((NpO OSNOWNOJ DEQTELXNOSTI (B/s - (NgRIGORXEW(B, (NaLEKSANDR nIKOLAEWI^s ((NmOSKWA (B:s (NtRANSVELDORIZDAT(B,s, 1950)
Keywords: (NbALANS (B((NBUHG(B.)s; (NvELEZNYE DOROGI sssr s