@INPROCEEDINGS{ Bennett04fois,
author = {Brandon Bennett},
title = {Relative Definability in Formal Ontologies},
booktitle = {Proceedings of the 3rd International Conference on Formal Ontology in Information Systems (FOIS-04)},
year = {2004},
editor = {A. Varzi and L. Vieu},
pages = {107--118},
publisher = {IOS Press},
leeds_file = {Bennett04fois.pdf}
}