KEULARTZ, Jozef. Duurzame onzekerheid en onenigheid. Krisis | Journal for Contemporary Philosophy, [S. l.], v. 27, n. 2, p. 3–24, 2007. DOI: 10.1347/kris.8.2.3. Disponível em: https://krisis.eu/article/view/39232. Acesso em: 6 feb. 2026.