1. The Association of Computational Linguistic,
http://www1.cs.columbia.edu/~acl/home.html
ELRA (European Language Resources Association),
http://www.icp.grenet.fr/
ELRA ELSNET (European Network in Language and Speech),
http://www.elsnet.org
The Spanish association for NLP (SEPLN),
http://www.sepln.org/
2. The Porter Stemming Algorithm page maintained by Martin Porter
www.tartarus.org/~martin/PorterStemmer/
3. Free Translation,
www.freetranslation.com
Ergane Translation Dictionaries,
http://dictionaries.travlang.com
Xerox,
http://www.xrce.xerox.com/competencies/content-analysis/toolhome.en.html
9 A topic is a subject (e.g. finances, banking, business,...). In the most generic sense, a subject is any thing whatsoever, regardless of whether it exists or has any other specific characteristics, about which anything whatsoever may be asserted by any means whatsoever (ISO/IEC 13250:1999(E) Topic Maps)
4. Studies in Natural Language Processing,1997
5. Miller, G.A.: WordNet: A lexical database for English. Communications of the ACM 38(11), 39–41 (1995)