Chaitanya Swamy, Amit Kumar. Primal-Dual Algorithms for Connected Facility Location Problems. In Klaus Jansen, Stefano Leonardi, Vijay V. Vazirani, editors, Approximation Algorithms for Combinatorial Optimization, 5th International Workshop, APPROX 2002, Rome, Italy, September 17-21, 2002, Proceedings. Volume 2462 of Lecture Notes in Computer Science, pages 256-270, Springer, 2002. [doi]
Abstract is missing.