SungRan Cho, Sihem Amer-Yahia, Laks V. S. Lakshmanan, Divesh Srivastava. Optimizing the Secure Evaluation of Twig Queries. In VLDB 2002, Proceedings of 28th International Conference on Very Large Data Bases, August 20-23, 2002, Hong Kong, China. pages 490-501, Morgan Kaufmann, 2002. [doi]
Abstract is missing.