1. Extensible markup language (XML) 1.0 (5th edition), W3C recommendation;W3C,2008
2. XML and Databases;Bourret,2005
3. XML database products;Bourret,2010
4. XML Data Management: Native XML and XML Enabled DataBase Systems;Chaudhri,2003
5. Chapter 4: Databases for XML data;Eito-Brun,2017