BERGSTRÖM, K. Creativity Rules: How Rules Impact Player Creativity in Three Tabletop Role-playing Games. International Journal of Role-Playing, [S. l.], n. 3, p. 4–17, 2012. DOI: 10.33063/ijrp.vi3.221. Disponível em: https://journals.uu.se/IJRP/article/view/221. Acesso em: 23 nov. 2025.