Xiaofeng Gu, Kamesh Madduri, K. Subramani, Hong-Jian Lai. Improved Algorithms for Detecting Negative Cost Cycles in Undirected Graphs. In Xiaotie Deng, John E. Hopcroft, Jinyun Xue, editors, Frontiers in Algorithmics, Third International Workshop, FAW 2009, Hefei, China, June 20-23, 2009. Proceedings. Volume 5598 of Lecture Notes in Computer Science, pages 40-50, Springer, 2009. [doi]
Abstract is missing.