TEX, J. den. Maurits en Oldenbarnevelt vóór en na Nieuwpoort. BMGN - Low Countries Historical Review, [S. l.], v. 85, n. 1, p. 63–72, 1970. DOI: 10.18352/bmgn-lchr.1603. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-101769.. Acesso em: 1 sep. 2024.