De formatie van het kabinet van Zuylen van Nijevelt-Heemskerk. BMGN - Low Countries Historical Review, [S. l.], v. 94, n. 1, p. 84–88, 1979. DOI: 10.18352/bmgn-lchr.2070. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102243.. Acesso em: 2 jul. 2024.