Jorge Guerra Luis Useche Miguel Rivero Imtiaz Syed Hussein Orelus Malek Adjouadi Armando Barreto Bradley Stoute Scott Graham Naphtali Rishe Comparison of XPath Containment Algorithms. 21-25 2007 conf/eiswt/2007 Enterprise Information Systems and Web Technologies db/conf/eiswt/eiswt2007.html#GuerraURSOABSGR07