Jacob, João Tiago Pinheiro Neto, e António Fernando Coelho. «Geo Wars – The Development of a Locationbased Game». PRISMA.COM, no. 14 (abril 2, 2011): 59–72. Acedido julho 1, 2026. https://www.ojstest.xyz/ojsletrasX/index.php/prismacom/article/view/1990.