DE JONG, R. ’Het grote verband’. Bulletin KNOB, [S. l.], v. 91, n. 2, p. 71–73, 1992. DOI: 10.7480/knob.91.1992.2.478. Disponível em: https://bulletin.knob.nl/index.php/knob/article/view/deJong71. Acesso em: 24 mei. 2024.