Dániel Marx, Paul Wollan. An exact characterization of tractable demand patterns for maximum disjoint path problems. In Piotr Indyk, editor, Proceedings of the Twenty-Sixth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2015, San Diego, CA, USA, January 4-6, 2015. pages 642-661, SIAM, 2015. [doi]
Abstract is missing.