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Optimal control of a service facility with variable exponential service times and constant arrival rate
Crabill, Thomas B., (1972)
Social responsibility and the business predicament
MacKie, James W., (1974)
Verhaltensbeeinflussung durch Kontrolle : Wirkung von Kontrollmaßnahmen und Folgerungen für die Kontrollpraxis
Thieme, Hans-Rudolf, (1982)
The application of queuing theory to the span of control
Hill, Lawrence S., (1966)
Perspective : some possible pitfalls in the design and use of PERT networking
Hill, Lawrence S., (1971)