Shuohao Zhang, Curtis E. Dyreson. Adding Valid Time to XPath. In Subhash Bhalla, editor, Databases in Networked Information Systems, Second International Workshop, DNIS 2002, Aizu, Japan, December 16-18, 2002, Proceedings. Volume 2544 of Lecture Notes in Computer Science, pages 29-42, Springer, 2002. [doi]
Abstract is missing.