A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2013; you can also visit the original URL.
The file type is application/pdf.
Giuseppe De Giacomo, Domenico Lembo, Maurizio Lenzerini, Antonella Poggi, Riccardo Rosati, Marco Ruzzi, Domenico Fabio Savo. "Mastro: Ontology-Based Data Access at Work (Extended Abstract)." Lecture Notes in Computer Science (2012) 667-668