SMOGORZHEVSKY, A.S translated by V.Kisin
Lobachevskian geometry / [by] A.S.Smogorzhevsky - Moscow MIR Publishers 1976 - 71 p.
59329
516.9 / SMO
Lobachevskian geometry / [by] A.S.Smogorzhevsky - Moscow MIR Publishers 1976 - 71 p.
59329
516.9 / SMO