Robert McCann Alexander Kramnik Warren Shen Vanitha Varadarajan Olu Sobulo AnHai Doan Integrating Data from Disparate Sources: A Mass Collaboration Approach. 2005 conf/icde/2005 ICDE db/conf/icde/icde2005.html#McCannKSVSD05 487-488 http://csdl.computer.org/comp/proceedings/icde/2005/2285/00/22850487.pdf