01225nas 2200409 a 450 99621410690331620231101153733.01464-5319(OCoLC)41407138(CKB)954925264205(CONSER) 2004263049(DE-599)ZDB1481004-9(EXLCZ)9995492526420519990521a19709999 sy aengurmnu|||||International journal of systems science[electronic resource][London] Taylor & Francis1970-Some issues also have theme title.Refereed/Peer-reviewed0020-7721 System analysisPeriodicalsComputer-Assisted InstructionSystems AnalysisSystèmes, Analyse dePériodiquesCyberneticagttPeriodical.System analysisComputer-Assisted Instruction.Systems Analysis.Systèmes, Analyse deCybernetica.001.6/1/05JOURNAL996214106903316International journal of systems science2403214UNISA