Maren Martens, Martin Skutella. Flows on Few Paths: Algorithms and Lower Bounds. In Susanne Albers, Tomasz Radzik, editors, Algorithms - ESA 2004, 12th Annual European Symposium, Bergen, Norway, September 14-17, 2004, Proceedings. Volume 3221 of Lecture Notes in Computer Science, pages 520-531, Springer, 2004. [doi]
Abstract is missing.