01070nas a2200277 i 450099100255161970753620231114120531.0011205m19589999 || | |eng 0001-0782b11675561-39ule_instPERLE002690ExLCDU 007.5CDU 681.3Communications of the ACMCommunications of the ACM /Association for Computing Machinery. - 1958-New York,1958-Codice CNR: P 00001329LE013 1972;1980-1984; 1986; 1988-1990; 1993-2000; lac.: 1989; 1990; 1993-1996; 2000Association for Computing Machineryauthorhttp://id.loc.gov/vocabulary/relators/aut25060http://www.acm.org/cacm/Home Page (Contents).b1167556120-01-2208-07-02991002551619707536LE0131le013-E0.00-no180000.i1190184608-07-02Communications of the ACM1452723UNISALENTOle01301-01-01sa-engxx01