Wolf, Ronald. Stochastic modelling and theory of queues / Ronald W. Wolff. - Englewood Cliffs, N.J. : Prentice-Hall, 1989. - 556 p. ; 23 cm. - Prentice-Hall international series in industrial and systems engineering. . Bibliography :p. 539-556. ISBN: 0138498458 Subjects--Topical Terms: Stochastic processes--Mathematical models.Queuing theory.