DOORMAN, Maarten. Wat te doen, na de zware shag?. Krisis | Journal for Contemporary Philosophy, [S. l.], v. 26, n. 2, p. 91–92, 2006. DOI: 10.1347/kris.7.2.91. Disponível em: https://krisis.eu/article/view/39296. Acesso em: 19 oct. 2025.