Retsef Levi, Robin Roundy, David B. Shmoys. A constant approximation algorithm for the one-warehouse multi-retailer problem. In Proceedings of the Sixteenth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2005, Vancouver, British Columbia, Canada, January 23-25, 2005. pages 365-374, SIAM, 2005. [doi]
Abstract is missing.