@inproceedings{gruber93towards,
  address = {Deventer, Netherlands},
  author = {Gruber, T. R.},
  bb-note = {Academic Publishers},
  booktitle = {{Formal Ontology in Conceptual Analysis and Knowledge
Representation}},
  editor = {Guarino, N. and Poli, R.},
  interhash = {e606da18d41303247aa729faf2496301},
  intrahash = {e32dee83e29c0cc5c1db88d84a255628},
  publisher = {Kluwer},
  title = {{Towards Principles for the Design of Ontologies Used for
Knowledge Sharing}},
  url = {citeseer.nj.nec.com/gruber93toward.html},
  year = 1993
}