(NwOLQ wSELENNOJ (B:s (NnEIZWESTNYE RAZUMNYE SILY (B/s - (NcIOLKOWSKIJ(B, (NkONSTANTIN |DUARDOWI^s ((NkALUGA (B:s (Nb(B.(NI(B.,s, 1928)
Keywords: (NiSSLEDOWANIE kOSMOSAs