(NkONSTANTIN wASILXEWI^ {ILOWSKIJ(B, 1880-1958 /s - (NbOGORODSKIJ(B, (Nw(B.(Nw(B.s ((Nl(B. :s (NnAUKA(B. (NlENINGR(B. (NOTD(B-(NNIE(B,s, 1984)
Keywords: (N{ILOWSKIJ(B, (NkONSTANTIN wASILXEWI^s; (NiSTORIQ IZOBRETENIQs