Helena Galhardas Daniela Florescu Dennis Shasha Eric Simon Cristian-Augustin Saita Improving Data Cleaning Quality Using a Data Lineage Facility. 3 2001 conf/dmdw/2001 DMDW http://sunsite.informatik.rwth-aachen.de/Publications/CEUR-WS/Vol-39/paper3.pdf db/conf/dmdw/dmdw2001.html#GalhardasFSSS01