(NpROEKCIONNOE ^ER^ENIE (B:s (NmETODI^ESKOE POSOBIE (B/s - (NgOLOSUNOW(B, (Nn(B.(Ni(B.s; (NkOROTKOWA(B, (Nl(B.(Nk(B.s; (NlEBEDEWA(B, (Nw(B.(Ns(B.s; (NgORXKOWSKIJ POLITEHNI^ESKIJ IN(B-(NT IM(B. (Na(B.(Na(B. (NvDANOWAs (NkAFEDRA NA^ERTATELXNOJ GEOMETRII I GRAFIKIs ((NgORXKIJ (B:s (Nb(B. (NI(B.,s, 1972)
Keywords: (NnA^ERTATELXNAQ GEOMETRIQs