Agile Usability Patterns for UCD Early Stages. - Ana Paula O. Bertholdo; Tiago Silva da Silva; Claudia de O. Melo; Fabio Kon; Milene Selbach Silveira (HCI (8), 2014)

Promoting Engagement in Open Collaboration Communities by Means of Gamification. - Ana Paula O. Bertholdo; Marco Aurélio Gerosa (HCI (27), 2016)

Agile Usability Patterns for User-Centered Design Final Stages. - Ana Paula O. Bertholdo; Fabio Kon; Marco Aurélio Gerosa (HCI (1), 2016)

Improving Engagement Metrics in an Open Collaboration Community Through Notification: An Online Field Experiment. - Ana Paula O. Bertholdo; Claudia de O. Melo; Artur Simões Rozestraten (HCI (12), 2017)

User engagement in an open collaboration community after the insertion of a game design element: An online field experiment. - Ana Paula O. Bertholdo; Claudia de O. Melo; Artur Simões Rozestraten; Marco Aurélio Gerosa; Heather O'Brien (AMCIS, 2018)

Relations Between Actions Performed by Users and Their Engagement. - Ana Paula O. Bertholdo; Claudia de O. Melo; Artur Simões Rozestraten; Marco Aurélio Gerosa (CRIWG, 2018)