S. Al-khalifa, H. V. Jagadish, J. M. Patel, Y. Wu, N. Koudas et al., Structural joins: a primitive for efficient XML query pattern matching, Proceedings 18th International Conference on Data Engineering, 2002.
DOI : 10.1109/ICDE.2002.994704

S. Amer-yahia, S. Cho, L. Lakshmanan, and D. Srivastava, Tree pattern query minimization, The VLDB Journal The International Journal on Very Large Data Bases, vol.11, issue.4, 2002.
DOI : 10.1007/s00778-002-0076-7

A. Arion, V. Benzaken, and I. Manolescu, XML Access Modules: Towards Physical Data Independence in XML Databases, 2005.

A. Arion, V. Benzaken, I. Manolescu, and R. Vijay, ULoad: Choosing the Right Store for your XML Application (demo), VLDB, 2005.

A. Balmin, F. Ozcan, K. Beyer, R. Cochrane, and H. Pirahesh, A Framework for Using Materialized XPath Views in XML Query Processing, VLDB, 2004.
DOI : 10.1016/B978-012088469-8.50009-7

P. Buneman, W. Fan, and S. Weinstein, Interaction between path and type constraints, ACM Trans. Comput. Log, vol.4, issue.4, 2003.
DOI : 10.1145/303976.303982

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.11.9123

L. Chen, E. Rundensteiner, and S. Wang, XCache, Proceedings of the 2002 ACM SIGMOD international conference on Management of data , SIGMOD '02, 2002.
DOI : 10.1145/564691.564771

Z. Chen, H. V. Jagadish, L. Lakshmanan, and S. Paparizos, From Tree Patterns to Generalized Tree Patterns, VLDB, 2003.
DOI : 10.1016/B978-012722442-8/50029-X

A. Deutsch, E. Curtmola, N. Onose, and Y. Papakonstantinou, Rewriting nested XML queries using nested XML views, SIGMOD, 2006.

A. Deutsch, Y. Papakonstantinou, and Y. Xu, The NEXT logical framework for XQuery, VLDB, 2004.

A. Deutsch and V. Tannen, Containment and integrity constraints for XPath, KRDB Workshop, 2001.

A. Deutsch and V. Tannen, MARS, VLDB, 2003.
DOI : 10.1016/B978-012722442-8/50026-4

X. Dong, A. Halevy, and I. Tatarinov, Containment of Nested XML Queries, VLDB, 2004.
DOI : 10.1016/B978-012088469-8.50015-2

D. Florescu, A. Levy, and D. Suciu, Query containment for conjunctive queries with reg. expressions, PODS, 1998.

R. Goldman and J. Widom, Dataguides: Enabling query formulation and optimization in semistructured databases, VLDB, 1997.

G. Gottlob, C. Koch, and R. Pichler, The complexity of XPath query evaluation, Proceedings of the twenty-second ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems , PODS '03, 2003.
DOI : 10.1145/773153.773171

A. Levy, A. Mendelzon, Y. Sagiv, and D. Srivastava, Answering queries using views, PODS, 1995.

L. Mignet, D. Barbosa, and P. Veltri, The XML web, Proceedings of the twelfth international conference on World Wide Web , WWW '03, 2003.
DOI : 10.1145/775152.775223

G. Miklau and D. Suciu, Containment and equivalence for an XPath fragment, PODS, 2002.

F. Neven and T. Schwentick, XPath containment in the presence of disjunction, DTDs, and variables, ICDT, 2003.

P. O. Neil, E. O. Neil, S. Pal, I. Cseri, G. Schaller et al., ORDPATHs: Insert-friendly XML node labels, SIGMOD, 2004.

Y. Papakonstantinou and V. Vassalos, Query rewriting for semistructured data, SIGMOD, 1999.

S. Paparizos, Y. Wu, L. Lakshmanan, and H. Jagadish, Tree logical classes for efficient evaluation of XQuery, Proceedings of the 2004 ACM SIGMOD international conference on Management of data , SIGMOD '04, 2004.
DOI : 10.1145/1007568.1007579

R. Kaushik, R. Krishnamurthy, V. Chakaravarthy, and J. Naughton, Recursive XML schemas, recursive XML queries, and relational storage: XML-to-SQL query translation, ICDE, 2004.

I. Tatarinov, S. Viglas, K. Beyer, J. Shanmugasundaram, E. Shekita et al., Storing and querying ordered XML using a relational database system, Proceedings of the 2002 ACM SIGMOD international conference on Management of data , SIGMOD '02, 2002.
DOI : 10.1145/564691.564715

P. Wood, Containment for XPath Fragments under DTD Constraints, ICDT, 2003.
DOI : 10.1007/3-540-36285-1_20

W. Xu and M. Ozsoyoglu, Rewriting XPath queries using materialized views, VLDB, 2005.