1. Aamodt, A., Bredeweg, B., Breuker, J., Duursma, C., Löckenhoff, C., Orsvarn, K., Top, J., Valent, A., and van der Velde, W. (1992). The CommonKADS Library. Deliverable 1.3. KADS-II/T1.3/VUB/TR/005/1.0, KADS Consortium, Free University, Brussels.
2. Breuker, J. (1993). Modelling Artificial Legal Reasoning. In Aussenac, N., Boy, G., Gaines, B., Linster, M., Ganascia, J., and Kodratoff, Y., editors, Knowledge Acquisition for Knowledge Based Systems, Proceedings of the EKAW-93, pages 66–78, Berlin. Springer.
3. Breuker, J. (1994). A suite of problem types. In Breuker, J. and de Velde, W. V., editors, The CommonKADS Library for Expertise Modeling. IOS-Press, Amsterdam.
4. Breuker, J. and de Greef, P. (1993). Modelling system-user cooperation. In Schreiber, G., Wielinga, B., and Breuker, J., editors, KADS: a Principled Approach to Knowledge Engineering, pages 47–70. Academic Press, London.
5. Breuker, J. and de Velde, W. V., editors (1994). The CommonKADS Library for Expertise Modeling. IOS-Press, Amsterdam.