LEADER 01049nam a2200313 i 4500 001 991001268469707536 005 20020507190328.0 008 960911s1973 us ||| | eng 020 $a0387900438 035 $ab10823955-39ule_inst 035 $aLE01309633$9ExL 040 $aDip.to Matematica$beng 082 0 $a516.5 084 $aAMS 51N15 100 1 $aHughes, Daniel R.$042177 245 10$aProjective planes /$cD. R. Hughes, F. C. Piper 260 $aNew York :$bSpringer-Verlag,$c[1973] 300 $ax, 291 p. :$bill. ;$c24 cm 490 0 $aGraduate texts in mathematics,$x0072-5285 ;$v6 500 $aIncludes bibliographies 650 0$aProjective geometry 650 0$aRings 700 1 $aPiper, Fred C. 907 $a.b10823955$b23-02-17$c28-06-02 912 $a991001268469707536 945 $aLE013 51N HUG11 (1973)$g1$i2013000059532$lle013$o-$pE0.00$q-$rl$s- $t0$u17$v11$w17$x0$y.i10931600$z28-06-02 996 $aProjective Planes$9349541 997 $aUNISALENTO 998 $ale013$b01-01-96$cm$da $e-$feng$gus $h0$i1