Friedrich Eisenbrand, Fabrizio Grandoni, Thomas Rothvoß, Guido Schäfer. Approximating connected facility location problems via random facility sampling and core detouring. In Shang-Hua Teng, editor, Proceedings of the Nineteenth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2008, San Francisco, California, USA, January 20-22, 2008. pages 1174-1183, SIAM, 2008. [doi]
Abstract is missing.