Silvana Castano Alfio Ferrara G. S. Kuruvilla Ottathycal Valeria De Antonellis A Disciplined Approach for the Integration of Heterogeneous XML Datasources. 103-110 2002 conf/dexaw/2002 DEXA Workshops http://computer.org/proceedings/dexa/1668/16680103abs.htm db/conf/dexaw/dexaw2002.html#CastanoFOA02