Yuguo Liao, Jianhua Feng, Yong Zhang, Lizhu Zhou. Hidden Conditioned Homomorphism for XPath Fragment Containment. In Mong-Li Lee, Kian-Lee Tan, Vilas Wuwongse, editors, Database Systems for Advanced Applications, 11th International Conference, DASFAA 2006, Singapore, April 12-15, 2006, Proceedings. Volume 3882 of Lecture Notes in Computer Science, pages 454-467, Springer, 2006. [doi]
Abstract is missing.