BEIJK, Arnold; STRUYKER BOUDIER, Henk. Berg, Jan Hendrik van den. Metabletica en aids. Krisis | Journal for Contemporary Philosophy, [S. l.], v. 13, n. 1, p. 24–28, 1993. Disponível em: https://krisis.eu/article/view/40276. Acesso em: 9 jun. 2025.