1. D. Andersson and S. Vorobyov. Fast algorithms for monotonic Discounted Linear Programs with two variables per inequality. preprint NI06019-LAA, Isaac Newton Institute for Mathematical Sciences, Cambridge, United Kingdom, May 2006.
2. F. Baccelli, G. Cohen, G.J. Olsder and J.P. Quadrat. Synchronization and Linearity. An Algebra for Discrete Event Systems. available from http://maxplus.org, New York, Wiley, 1992.
3. An elimination method for finding all solutions of the system of linear equations over an extremal algebra;Butkovič;Ekonomicko-Matematicky Obzor,1984
4. Min-max inequalities and the timing verification problem with max and linear constraints;Cheng;Discrete Event Dynamic Systems : Theory and Applications, Springer Science and Business Media,2005
5. Improved algorithms for linear inequalities with two variables per inequality;Cohen;SIAM J. Comput.,1994