Unveiling the Structure: Effects of Social Feedback on Communication Activity in Online Multiplayer Videogames. - Luciano Gamberini; Francesco Martino; Fabiola Scarpetta; Andrea Spoto; Anna Spagnolli (HCI (15), 2007)

Practices to Display Social Presence: A Study in a Shared Mediated Environment. - Fabiola Scarpetta (PsychNology J., 2008)