Laurent Perrussel Sylvie Doutre Jean-Marc Thévenin Peter McBurney A Persuasion Dialog for Gaining Access to Information. 63-79 2007 ArgMAS http://dx.doi.org/10.1007/978-3-540-78915-4_5 conf/argmas/2007 db/conf/argmas/argmas2007.html#PerrusselDTM07