Cassandras C.G. Introduction to discrete event systems / C. G. Cassandras, S. Lafortune, 2007 r=on-line. - Текст : электронный.
Cassandras C.G. Discrete event systems : Modeling and performance analysis:Xerocop. in 3 pt. / C.G.Cassandras, 1993. - 790 p. - Текст : непосредственный.