Savio S. H. Tse, Francis Chi-Moon Lau. An Approximation Solution for the 2-Median Problem on Two-Dimensional Meshes. In 19th International Conference on Advanced Information Networking and Applications (AINA 2005), 28-30 March 2005, Taipei, Taiwan. pages 457-460, IEEE Computer Society, 2005. [doi]
Abstract is missing.