1. Antoniou, G., Damasio, C.V., Grosof, B., Horrocks, I., Kifer, M., Maluszynski, J., Patel-Schneider, P.F.: Combining Rules and Ontologies – A Survey. Deliverables I3-D3, REWERSE (March 2005), http://rewerse.net/deliverables/m12/i3-d3.pdf
2. Lecture Notes in Computer Science;N. Bassiliades,2004
3. Lecture Notes in Computer Science;M. Ball,2005
4. Bhavsar, V.C., Boley, H., Yang, L.: A Weighted-Tree Similarity Algorithm for Multi-Agent Systems in e-Business Environments. In: Proc. Business Agents and the Semantic Web (BASeWEB) Workshop. Also in: Computational Intelligence ( November 2004)
5. Baisley, D.E., Hall, J., Chapin, D.: Semantic Formulations in SBVR. In: Rule Languages for Interoperability. W3C, (2005)