Dimitrios Voudouris Stergios Stergiou George K. Papakonstantinou Minimization of Reversible Wave Cascades. 1015-1023 2005 88-A IEICE Transactions 4 http://dx.doi.org/10.1093/ietfec/e88-a.4.1015 db/journals/ieicet/ieicet88a.html#VoudourisSP05