Christoph Dürr, Mathilde Hurand. Finding Total Unimodularity in Optimization Problems Solved by Linear Programs. In Yossi Azar, Thomas Erlebach, editors, Algorithms - ESA 2006, 14th Annual European Symposium, Zurich, Switzerland, September 11-13, 2006, Proceedings. Volume 4168 of Lecture Notes in Computer Science, pages 315-326, Springer, 2006. [doi]
Abstract is missing.