VAN MIDDELAAR, Luuk. Speelruimte. Raymond Aron, of de politiek tussen vrijheid en noodzaak. Krisis | Journal for Contemporary Philosophy, [S. l.], v. 26, n. 3, p. 90–94, 2006. DOI: 10.1347/kris.7.3.90. Disponível em: https://krisis.eu/article/view/39279. Acesso em: 22 oct. 2025.