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Predicting the service in the grade distribution in manpower systems
Vassiliou, P. -C. G., (1982)
Asymptotic variability of nonhomogeneous Markov systems under cyclic behaviour
Vassiliou, P. -C. G., (1986)
Aspirations and priorities in a three phase approach of a nonhomogeneous Markov system
Georgiou, A. C., (1999)