1Mary Fernández, Yana Kadiyska, et al. SilkRoute: A Framework for Publishing Relational Data in XML[ J]. ACM Transactions on Database Systems,2002,27 (3) :438-493.
2I Tatarinov,et al. Storing and Querying Ordered XML Using a Relational Database System[ J]. SIGMOD ,2002. 204-215.
3J Shanmugasundaram, et al. Relational Databases for Querying XML Documents: Limitations and Opportunities [ J ]. VLDB Journal, 1999.302-314.
4World-Wide Web Consortium. XQuery 1.0 and XPath 2.0 Formal Semantics[ EB/OL]. http://www. w3. org/TR/ query-semantics/,2002.
5A Deutsch, M Fernandez, D Suciu. Storing Semistructured Data with STORED [ C ]. SIGMOD Conference, 1999.431-442.
6D Florescu, et al. Storing and Querying XML Data Using an RDBMS [J]. IEEE Data Engineering Bulletin, 1999,22 ( 3 ): 27 - 34.
6Tomaselli M, Agostini N. A comparative phyto- geogaphic analysis of the summit flora of the Tuscan- Emilian Apennines and of the Apuan Alps(northern Apeinnines) [J]. Fitosocilologia, 1994,94 : 99-109.
