Daniel S. Bernstein, Lev Finkelstein, Shlomo Zilberstein. Contract Algorithms and Robots on Rays: Unifying Two Scheduling Problems. In Georg Gottlob, Toby Walsh, editors, IJCAI-03, Proceedings of the Eighteenth International Joint Conference on Artificial Intelligence, Acapulco, Mexico, August 9-15, 2003. pages 1211-1217, Morgan Kaufmann, 2003.
Abstract is missing.