Flora Dilys Salim Rosanne Price Maria Indrawan Shonali Krishnaswamy Graphical Representation of XML Schema. 234-245 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3007&spage=234 2004 conf/apweb/2004 APWeb db/conf/apweb/apweb2004.html#SalimPIK04