Robert Benkoczi, Binay K. Bhattacharya. A New Template for Solving p-Median Problems for Trees in Sub-quadratic Time. In Gerth Stølting Brodal, Stefano Leonardi, editors, Algorithms - ESA 2005, 13th Annual European Symposium, Palma de Mallorca, Spain, October 3-6, 2005, Proceedings. Volume 3669 of Lecture Notes in Computer Science, pages 271-282, Springer, 2005. [doi]
Abstract is missing.