Naveen Garg, Rohit Khandekar, Vinayaka Pandit. Improved approximation for universal facility location. In Proceedings of the Sixteenth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2005, Vancouver, British Columbia, Canada, January 23-25, 2005. pages 959-960, SIAM, 2005. [doi]
Abstract is missing.