Yves Lesperance (Lesperance, Yves)

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  Intelligent Agents VI - Agent Theories, Architectures and Languages : 6th International Workshop (ATAL '99), Orlando, Florida, USA, July 15-17, 1999 Proceedings
  by Nick Jennings, Yves Lesperance
  Softcover, Springer, ISBN 3540672001 (3-540-67200-1)
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  Intelligent Agents VII: Agent Theories Architectures and Languages 7th International Workshop, Atal 2000, Boston, Ma, Usa, July 7-9, 2000 Proceedings
  by Atal 2000, Cristiano Castelfranchi, Yves Lesperace
  Softcover, Springer Verlag, ISBN 3540424229 (3-540-42422-9)