Mohammad Mahdian, Yingyu Ye, Jiawei Zhang. A 2-Approximation Algorithm for the Soft-Capacitated Facility Location Problem. In Sanjeev Arora, Klaus Jansen, José D. P. Rolim, Amit Sahai, editors, Approximation, Randomization, and Combinatorial Optimization: Algorithms and Techniques, 6th International Workshop on Approximation Algorithms for Combinatorial Optimization Problems, APPROX 2003 and 7th International Workshop on Randomization and Approx. Volume 2764 of Lecture Notes in Computer Science, pages 129-140, Springer, 2003. [doi]
Abstract is missing.