Holger Meuss, Klaus U. Schulz, François Bry. Visual Querying and Exploration of Large Answers in XML Databases with X2. In Umeshwar Dayal, Krithi Ramamritham, T. M. Vijayaraman, editors, Proceedings of the 19th International Conference on Data Engineering, March 5-8, 2003, Bangalore, India. pages 777-779, IEEE Computer Society, 2003. [doi]