1. F. Baccelli, G. Cohen, G.J. Olsder, and J.P. Quadrat, Synchronization and Linearity. New York: John Wiley & Sons, 1992.
2. G. Cohen, D. Dubois, J.P. Quadrat, and M. Viot, “A linear-system-theoretic view of discrete-event processes and its use for performance evaluation in manufacturing,” IEEE Transactions on Automatic Control, vol. 30,no. 3, pp. 210–220, Mar. 1985.
3. R.W. Cottle, J.S. Pang, and R.E. Stone, The Linear Complementarity Problem. Boston: Academic Press, 1992.
4. Lecture Notes in Economics and Mathematical Systems;R.A. Cuninghame-Green,1979
5. B. De Moor, Mathematical Concepts and Techniques for Modelling of Static and Dynamic Systems. PhD thesis, Faculty of Applied Sciences, K.U.Leuven, Leuven, Belgium, June 1988.