| 2014 | IC3K | A Dual Process Architecture for Ontology-based Systems. | Antonio Lieto, Andrea Minieri, Alberto Piana, Daniele Paolo Radicioni, Marcello Frixione |
| 2014 | IC3K | Extending Ontological Categorization Through a Dual Process Conceptual Architecture. | Antonio Lieto, Daniele Paolo Radicioni, Marcello Frixione, Valentina Rho |
| 2012 | IC3K | Prototypes Vs Exemplars in Concept Representation. | Marcello Frixione, Antonio Lieto |
| 2011 | ER | Formal Ontologies, Exemplars, Prototypes. | Marcello Frixione, Antonio Lieto |
| 2010 | IC3K | The Computational Representation of Concepts in Formal Ontologies - Some General Considerations. | Marcello Frixione, Antonio Lieto |
| 2002 | ECAI | Anchoring Action Representation to Perception in a Mobile Robot. | Antonio Chella, Marcello Frixione, Salvatore Gaglio |
| 1993 | IJCAI | Non-Omniscient Belief as Context-Based Resoning. | Fausto Giunchiglia, Luciano Serafini, Enrico Giunchiglia, Marcello Frixione |
| 1992 | ECAI | A Model of Representation and Communication of Music and Multimedia Knowledge. | Antonio Camurri, Carlo Innocenti, Marcello Frixione, Renato Zaccaria |
| 1990 | ECAI | Some Concepts on Analogic Planning in Assembly Tasks. | Antonio Camurri, Marcello Frixione, Gianni Viardo Vercelli, Renato Zaccaria |
| 1989 | IJCAI | Symbols and Subsymbols for Representing Knowledge: A Catalogue Raisonn. | Marcello Frixione, Giuseppe Spinelli, Salvatore Gaglio |
| 1988 | ECAI | Proper Names and Individual Concepts in SI-Nets. | Marcello Frixione, Salvatore Gaglio, Giuseppe Spinelli |