Bang Ye Wu, Kun-Mao Chao, Chuan Yi Tang. Approximation Algorithms for Some Optimum Communication Spanning Tree Problems. In Kyung-Yong Chwa, Oscar H. Ibarra, editors, Algorithms and Computation, 9th International Symposium, ISAAC 98, Taejon, Korea, December 14-16, 1998, Proceedings. Volume 1533 of Lecture Notes in Computer Science, pages 407-416, Springer, 1998. [doi]
Abstract is missing.