Ban, Xuegang; Pang, Jong-Shi; Liu, Henry X.; Ma, Rui - In: Transportation Research Part B: Methodological 46 (2012) 3, pp. 360-380
point-queue model introduced by Vickrey (1969), we summarize some desirable properties that a continuous-time point-queue … model should possess, and show that one of these properties—the nonnegativity of the queue lengths—is violated by Vickrey …
