Ronald Prescott Loui Jeff Norman Joe Altepeter Dan Pinkard Dan Craven Jessica Linsday Mark A. Foltz Progress on Room 5: A Testbed for Public Interactive Semi-Formal Legal Argumentation. 207-214 1997 ICAIL http://doi.acm.org/10.1145/261618.261655 db/conf/icail/icail97.html#LouiNAPCLF97