| 2002 | AMIA | Ontological Analysis for the Unification of Biology. | Domenico M. Pisanelli, Massimo Battaglia, Aldo Gangemi, Geri Steve |
| 2000 | AMIA | Understanding systematic conceptual structures in polysemous medical terms. | Aldo Gangemi, Domenico M. Pisanelli, Geri Steve |
| 2000 | EKAW | The Role of Ontologies for an Effective and Unambiguous Dissemination of Clinical Guidelines. | Domenico M. Pisanelli, Aldo Gangemi, Geri Steve |
| 1999 | AMIA | Toward a standard for guideline representation: an ontological approach. | Domenico M. Pisanelli, Aldo Gangemi, Geri Steve |
| 1998 | AMIA | An ontological analysis of the UMLS Metathesaurus. | Domenico M. Pisanelli, Aldo Gangemi, Geri Steve |
| 1997 | AIME | An Ontological Analysis of Surgical Deeds. | Angelo Rossi Mori, Aldo Gangemi, Geri Steve, Fabrizio Consorti, Elena Galeazzi |
| 1997 | AMIA | WWW-available conceptual integration of medical terminologies: the ONIONS experience. | Domenico M. Pisanelli, Aldo Gangemi, Geri Steve |
| 1995 | AIME | Modelling a Sharable Medical Concept System: Ontological Foundation in GALEN. | Geri Steve, Aldo Gangemi, Angelo Rossi Mori |