Claudio Corona Emma Di Pasquale Antonella Poggi Marco Ruzzi Domenico Fabio Savo When DL-Lite met OWL.... 2008 OWLED http://ceur-ws.org/Vol-432/owled2008eu_submission_35.pdf conf/owled/2008 db/conf/owled/owled2008.html#CoronaPPRS08