(NvELEZOBETONNYE TRUBY DLQ NAPORNYH WODOWODOW (B/s - (NoWSQNKIN(B, (Nw(B.(Ni(B.s ((NmOSKWA (B:s (NsTROJIZDAT(B,s, 1965)
Keywords: (NvELEZOBETONNYE TRUBYs