Victor Chepoi, Feodor F. Dragan, Ilan Newman, Yuri Rabinovich, Yann Vaxès. Constant Approximation Algorithms for Embedding Graph Metrics into Trees and Outerplanar Graphs. In Maria J. Serna, Ronen Shaltiel, Klaus Jansen, José D. P. Rolim, editors, Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques, 13th International Workshop, APPROX 2010, and 14th International Workshop, RANDOM 2010, Barcelona, Spain, September 1-3, 2010. Proceedings. Volume 6302 of Lecture Notes in Computer Science, pages 95-109, Springer, 2010.
Abstract is missing.