@inproceedings{Missikoffetal:03, author = {Michele Missikoff and Roberto Navigli and Paola Velardi}, title = {The Usable Ontology: An Environment for Building and Assessing a Domain Ontology}, booktitle = {Proceedings of the $1^{st}$ International Semantic Web Conference (ISWC 2002)}, year = 2002, address = {Sardinia, Italy}, pages = {39--53}, }