Coxeter, H.S. M.
The real projective plane / H. S. M. Coxeter. - New York : McGraw-hill book company, 1949
. - 196 p. : il ; 24 cm
CA-433
The real projective plane / H. S. M. Coxeter. - New York : McGraw-hill book company, 1949
. - 196 p. : il ; 24 cm
CA-433