Someone: A Cooperative System for Personalized Information Exchange. - Layda Agosto; Michel Plu; Laurence Vignollet; Pascal Bellec (ICEIS (4), 2003)

The Web of People: A dual view on the WWW. - Michel Plu; Pascal Bellec; Layda Agosto; Walter Van de Velde (WWW (Alternate Paper Tracks), 2003)

Personal Semantic Indexation of Images Using Textual Annotations. - Grégory Smits; Michel Plu; Pascal Bellec (SAMT, 2006)

Spoken Conversational Search for General Knowledge. - Lina Maria Rojas-Barahona; Pascal Bellec; Benoit Besset; Martinho Dos-Santos; Johannes Heinecke; Munshi Asadullah; Olivier Le Blouch; Jean Y. Lancien; Géraldine Damnati; Emmanuel Mory; Frédéric Herledan (SIGdial, 2019)