WOLFFRAM, D. J. Veel vertier, weinig politiek. BMGN - Low Countries Historical Review, [S. l.], v. 129, n. 3, p. 93–100, 2014. DOI: 10.18352/bmgn-lchr.9742. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-110131. Acesso em: 19 apr. 2024.