LEADER 01070nas a2200277 i 4500 001 991002551619707536 005 20231114120531.0 008 011205m19589999 || | |eng 022 $a0001-0782 035 $ab11675561-39ule_inst 035 $aPERLE002690$9ExL 080 $aCDU 007.5 080 $aCDU 681.3 229 0$aCommunications of the ACM 245 00$aCommunications of the ACM /$cAssociation for Computing Machinery. - 1958- 260 $aNew York,$c1958- 591 $aCodice CNR: P 00001329 592 $aLE013 1972;1980-1984; 1986; 1988-1990; 1993-2000; lac.: 1989; 1990; 1993-1996; 2000 710 2 $aAssociation for Computing Machinery$eauthor$4http://id.loc.gov/vocabulary/relators/aut$025060 856 41$uhttp://www.acm.org/cacm/$zHome Page (Contents) 907 $a.b11675561$b20-01-22$c08-07-02 912 $a991002551619707536 945 $aLE013$g1$lle013$o-$pE0.00$q-$rn$so$t18$u0$v0$w0$x0$y.i11901846$z08-07-02 996 $aCommunications of the ACM$91452723 997 $aUNISALENTO 998 $ale013$b01-01-01$cs$da$e-$feng$gxx$h0$i1