F.J. Lammers, Alexander. De vergeten kroonprins. BMGN - Low Countries Historical Review, [S. l.], v. 96, n. 1, p. 115–117, 1981. DOI: 10.18352/bmgn-lchr.2232. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102411.. Acesso em: 16 nov. 2024.