(NpROIZWODSTWO ULXTRAMARINA (B: s (Nu^EBNIK DLQ KURSOW TEHNI^ESKOGO MINIMUMA (B/s - (NkISELEW(B, (NbORIS wLADIMIROWI^s; (NbYT^ENKO(B, (Na(B. (Na(B.s ((NlENINGRAD (B:s (NgOSHIMIZDAT(B,s, 1939)
Keywords: (NuLXTRAMARINs