S. Dumais, M. Banko, E. Brill, J. Lin, and A. Ng. Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2002), Tampere, Finland, (2002)
S. Le Moigno, J. Charlet, D. Bourigault, P. Degoulet, and M. Jaulent. Proceedings of the Workshop Machine Learning and Natural Language Processing for Ontology Engineering, Lyon, France, (2002)held in conjuntion with 15th European Conference on Artificial Intelligence (ECAI 02).
M. Erdmann, A. Maedche, H. Schnurr, and S. Staab. P. Buitelaar & K. Hasida (eds). Proceedings of the COLING 2000 Workshop on Semantic Annotation and Intelligent Content, Luxembourg, (August 2000)