@inproceedings{Gangemietal:03,
  author = 	 {Aldo Gangemi and Roberto Navigli and Paola Velardi},
  title = 	 {The OntoWordNet Project: Extension and Axiomatization of Conceptual Relations in WordNet},
  booktitle = {Proceedings of the International Conference on Ontologies, Databases and Applications of SEmantics (ODBASE 2003)},
  year =	2003,
  address = {Catania, Italy},
  pages = {820--838},
}