LEADER 00747nam0-22002651i-450- 001 990001186750403321 035 $a000118675 035 $aFED01000118675 035 $a(Aleph)000118675FED01 035 $a000118675 100 $a20000920d1982----km-y0itay50------ba 101 1$aeng 200 1 $aGraded ring theory$fby NASTASESCU C. NASTASESCU C. 210 $aAmsterdam [etc.]$cNorth-Holland$d1982 225 1 $aNorth-Holland mathematical library$v2 700 1$aNastasescu,$bConstantin$054151 702 1$aVan Oystaeyen,$bF. 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001186750403321 952 $aC-32-(28$b21456$fMA1 959 $aMA1 996 $aGraded ring theory$9342672 997 $aUNINA DB $aING01