00335nam a2200145Ia 4500003000400000005001700004008004100021040001000062082001600072100001800088245003500106250000800141300001600149650002400165AIT20230202113752.0221231s9999    xx            000 0 und d  cAtria  a005.432 DAS  aDas Sumitabha 0aConcepts and Applications UNIX  a4th  axxi, 671 p.  aInformation Science