Is movement better?: comparing sedentary and motion-based game controls for older adults. - Kathrin Maria Gerling; Kristen K. Dergousoff; Regan L. Mandryk (Graphics Interface, 2013)

Mobile Gamification for Crowdsourcing Data Collection: Leveraging the Freemium Model. - Kristen K. Dergousoff; Regan L. Mandryk (CHI, 2015)