DE MUL, Jos. Uncle Sim Wants You! Playful Warfare. Into the Magic Circle: Rethinking Homo Ludens, [S. l.], v. 1, n. 1, 2024. DOI: 10.71265/k9jmsy45. Disponível em: https://testplatform.openjournals.nl/IMC/article/view/18866. Acesso em: 11 apr. 2026.