Danny Segev, Gil Segev. Approximate ::::k::::-Steiner Forests Via the Lagrangian Relaxation Technique with Internal Preprocessing. In Yossi Azar, Thomas Erlebach, editors, Algorithms - ESA 2006, 14th Annual European Symposium, Zurich, Switzerland, September 11-13, 2006, Proceedings. Volume 4168 of Lecture Notes in Computer Science, pages 600-611, Springer, 2006. [doi]
Abstract is missing.