Kim, Kilhwan; Chae, Kyung C. - In: European Journal of Operational Research 200 (2010) 2, pp. 473-485
In this paper, we consider a discrete-time two-class discretionary priority queueing model with generally distributed service times and per slot i.i.d. structured inputs in which preemptions are allowed only when the elapsed service time of a lower-class customer being served does not exceed a...