Cassandras, Christos G. Introduction to discrete event systems / Christos G. Cassandras, Stephane Lafortune. - 2nd ed. - New York : Springer, 2008. - xxiii, 769 p. : ill. ; 26 cm. Includes bibliographical references and index ISBN: 9780387333328 RM307.59 Subjects--Topical Terms: System analysisDiscrete-time systems