"Investigació operativa." . . "Analyse de systèmes." . . "Systemtheorie." . . "Systèmes, Analyse de." . . "Operations Research Kongressbericht." . . "Systemanalyse." . . "Recherche opérationnelle." . . "SCIENCE / System Theory" . . . . "Entscheidungsmodell." . . . . . . "Electronic books"@en . . . . . . . "Rethinking the Process of Operational Research & Systems Analysis"@en . "Rethinking the Process of Operational Research & Systems Analysis" . . "Rethinking the process of operational research and systems analysis" . "Rethinking the process of operational research and systems analysis"@en . . . . . . . "Online-Publikation" . . . . . . "Invited contributions from distinguished practitioners and methodologists of operational research and applied systems analysis which represent a true state-of-the-art and which provide, perhaps for the first time, a coherent, interlocking, set of ideas which may be considered the foundations of the subject as a science in its own right." . . . "Kongress" . . . . . . . . "Kongreß" . . . "Operations Research." . . "TECHNOLOGY & ENGINEERING / Operations Research" . . "Systemtheorie Kongressbericht." . .