Peter Buneman, Susan B. Davidson, Gerd G. Hillebrand, Dan Suciu. A Query Language and Optimization Techniques for Unstructured Data. In H. V. Jagadish, Inderpal Singh Mumick, editors, Proceedings of the 1996 ACM SIGMOD International Conference on Management of Data, Montreal, Quebec, Canada, June 4-6, 1996. pages 505-516, ACM Press, 1996. [doi]
Abstract is missing.