01049nam a2200313 i 450099100126846970753620020507190328.0960911s1973 us ||| | eng 0387900438b10823955-39ule_instLE01309633ExLDip.to Matematicaeng516.5AMS 51N15Hughes, Daniel R.42177Projective planes /D. R. Hughes, F. C. PiperNew York :Springer-Verlag,[1973]x, 291 p. :ill. ;24 cmGraduate texts in mathematics,0072-5285 ;6Includes bibliographiesProjective geometryRingsPiper, Fred C..b1082395523-02-1728-06-02991001268469707536LE013 51N HUG11 (1973)12013000059532le013-E0.00-l- 01711170.i1093160028-06-02Projective Planes349541UNISALENTOle01301-01-96ma -engus 01