HEN, P. de. W. Dercksen, P. Fortuyn, T. Jaspers, Vijfendertig jaar SER-adviezen, I. 1950-1964. BMGN - Low Countries Historical Review, [S. l.], v. 100, n. 2, p. 328–330, 1985. DOI: 10.18352/bmgn-lchr.2621. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102846. Acesso em: 20 may. 2024.