User's Understanding of Reputation Issues in a Community Based Mobile App. - Orlando P. Afonso; Luciana C. de C. Salgado; José Viterbo (HCI (12), 2016)

Strategies for Communicating Reputation Mechanisms in Crowdsourcing-Based Applications. - Orlando P. Afonso; Luciana Salgado; José Viterbo (HCI (13), 2017)