Yossi Azar, Uriel Feige, Daniel Glasner. A Preemptive Algorithm for Maximizing Disjoint Paths on Trees. In Joachim Gudmundsson, editor, Algorithm Theory - SWAT 2008, 11th Scandinavian Workshop on Algorithm Theory, Gothenburg, Sweden, July 2-4, 2008, Proceedings. Volume 5124 of Lecture Notes in Computer Science, pages 319-330, Springer, 2008. [doi]
Abstract is missing.