Top 5 of my favourite publications:

Vossen, P. 2004
"EuroWordNet: a multilingual database of autonomous and language-specific wordnets connected via an Inter-Lingual-Index". Semi-special issue on multilingual databases. International Journal of Linguistics 17/2, June 2004,
Vossen P. 2003
"Ontologies", In: R.Mitkov (ed.) Handbook Of Computational Linguistics. Oxford University Press, Chapter 25.
(See also a review).
Vossen P. 2002
EuroWordNet General Document. EuroWordNet Project LE2-4003 & LE4-8328 report, University of Amsterdam,
Vossen P. and L. Bloksma, 1998
Categories and classifications in EuroWordNet. In: A. Rubio, N. Gallardo, R. Catro and A. Tejada (ed) Proceedings of First International Conference on Language Resources and Evaluation, Granada, 28-30 May 1998. 399-408
Vossen, P (ed.) 1998
EuroWordNet: a multilingual database with lexical semantic networks for European Languages. Kluwer, Dordrecht.
Vossen P. 1995
Grammatical and conceptual individuation in the lexicon, PhD Thesis, Universiteit van Amsterdam, Ifott 15.