1. Grust, T., Rittinger, J.: Jump through Hoops to Grok the Loops Pathfinder’s Purely Relational Account of XQuery-Style Iteration Semantics. In: Proceedings of the ACM SIGMOD/PODS 5th International Workshop on XQuery Implementation, Experience and Perspectives, XIME-P 2008 (2008)
2. Grust, T., Mayr, M., Rittinger, J.: XQuery Join Graph Isolation: Celebrating 30+ Years of XQuery Processing Technology. In: ICDE 2009, Proceedings of the 2009 IEEE International Conference on Data Engineering, Washington, DC, USA, pp. 1167–1170. IEEE Computer Society, Los Alamitos (2009)
3. Haw, S.C., Lee, C.S.: Extending Path Summary and Region Encoding for Efficient Structural Query Processing in Native XML Databases. Journal of Systems and Software 82(6), 1025–1035 (2009)
4. Bruno, N., Koudas, N., Srivastava, D.: Holistic Twig Joins: Optimal XML Pattern Matching. In: SIGMOD 2002, Proceedings of the 2002 ACM SIGMOD International Conference on Management of Data, pp. 310–321. ACM, New York (2002)
5. Che, D.: Holistically Processing XML Twig Queries with AND, OR, and NOT Predicates. In: InfoScale 2007, Proceedings of the 2nd International Conference on Scalable Information Systems, ICST, Brussels, Belgium, pp. 1–4. ICST (Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering) (2007)