- The First International Workshop on Knowledge Capture and Constraint Programming KCCP 2007, page 26--32. (2007)
- 15th International Conference on Knowledge Engineering and Knowledge Management, 4248, page 19-26. Podebrady, Czech Republic, Springer Berlin / Heidelberg, (October 2006)
- Electronic Commerce Research and Applications 7(3):264-273 (2008)
- ICEC '06: Proceedings of the 8th international conference on Electronic commerce, 156, page 151-161. Delta Fredericton, Fredericton, New Brunswick, Canada, ACM Press, (August 2006)
- Proc WWW 2006 Workshop Reasoning on the Web Row 2006, Edinburgh, UK, (May 2006)
- Twenty-sixth SGAI International Conference on Innovative Techniques and Applications of Artificial Intelligence, Cambridge, UK, (December 2006)In top 6 best refereed papers of the AI 2006 technical stream .
- Knowledge-Based Systems 20(2):143-151 (2007)
- Proceedings of the 4th International Conference on Information Systems for Crisis Response and Management ISCRAM 2007, Delft, Netherlands, (2007)
- Proceedings of the 6th International Workshop on Cooperative Information Agents CIA 2002, 2446, page 226--240. Madrid, Spain, Springer Verlag, (September 2002)
- AISB Journal Special Issue on Agent Technology 1(1):21--40 (2001)
- University of Aberdeen, University Of Aberdeen, (January 2004)
- Proceedings of the AISB'01 Symposium on Information Agents for Electronic Commerce, page 61--69. University of York, The Society for the Study of Artificial Intelligence and the Simulation of Behaviour, (March 2001)


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