| 1. 
  |  | Title: Gwai-92: Advances in Artificial Intelligence: 16th German Conference on Artificial Intelligence, Bonn Germany, August 31-September 3, 1992: Proceed by Hans Jurgen Ohlbach
 ISBN: 0387566678
 Publisher: Springer Verlag
 Pub. Date: July, 1993
 List Price: $82.95
 Amazon.com Price: $82.95
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| 2. 
  |  | Title: Logic, Language and Reasoning: Essays in Honour of Dov Gabbay (Trends in Logic, V. 5) by Hans Jurgen Ohlbach, U. Reyle, Dov M. Gabbay
 ISBN: 079235687X
 Publisher: Kluwer Academic Publishers
 Pub. Date: July, 1999
 List Price: $205.00
 Amazon.com Price: $205.00
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| 3. 
  |  | Title: Practical Reasoning: International Conference on Formal and Applied Practical Reasoning, Fapr '96 Bonn, Germany, June 3-7, 1996: Proceedings (Lecture Notes in Computer Science, 1085) by Dov M. Gabbay, Hans Jurgen Ohlbach
 ISBN: 3540613137
 Publisher: Springer Verlag
 Pub. Date: June, 1996
 List Price: $124.00
 Amazon.com Price: $124.00
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| 4. 
  |  | Title: Handbook of the Logic of Argument and Inference by Dov M. Gabbay, Ralph H. Johnson, Hans Jurgen Ohlbach, John Woods
 ISBN: 0444506500
 Publisher: Elsevier Science
 Pub. Date: 01 July, 2002
 List Price: $95.00
 Amazon.com Price: $95.00
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| 5. 
  |  | Title: Temporal Logic: First International Conference, Ictl '94 Bonn, Germany, July 11-14, 1994: Proceedings (Lecture Notes in Artificial Intelligence, Vo) by Dov M. Gabbay, Hans Jurgen Ohlbach
 ISBN: 038758241X
 Publisher: Springer Verlag
 Pub. Date: August, 1994
 List Price: $96.00
 Amazon.com Price: $96.00
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