Craveirinha, Rui, and Licínio Roque. “Drama Online - a New Interactive Narrative Model Designed for Online Play”. PRISMA.COM, no. 10 (April 4, 2009): 78–90. Accessed August 1, 2025. http://84.247.136.72/ojsletrasX/index.php/prismacom/article/view/2041.