1. ACE (2002). http://www.itl.nist.gov/iad/894.01/tests/ace/ . ACE - Automatic Content Extraction.
2. Aizawa, A. (2001). Linguistic Techniques to Improve the Performance of Automatic Text Categorization. Proceedings of NLPRS-01, 6th Natural Language Processing Pacific Rim Symposium. Tokyo, JP: 307-314.
3. Al-Kofahi, K., A. Tyrrell, A., Vachher, A., Travers, T., and Jackson (2001). Combining Multiple Classifiers for Text Categorization. Proceedings of CIKM-01, 10th ACM International Conference on Information and Knowledge Management. H. P. a. L. L. a. D. Grossman. Atlanta, US, ACM Press, New York, US: 97-104.
4. Apte, C., Damerau, F. J., and Weiss, S. M. (1994). Automated learning of decision rules for text categorization. ACM Transactions on Information Systems, 12(3): 233-251.
5. Attardi, G., Gulli, A., and Sebastiani, F. (1999). Automatic Web Page Categorization by Link and Context Analysis. In C. H. a. G. Lanzarone (Ed.), Proceedings of THAI-99, 1st European Symposium on Telematics, Hypermedia and Artificial Intelligence: 105-119. Varese,