BLOK, G. J.W. Duyvendak, De planning van ontplooiing. Wetenschap, politiek en de maakbare samenleving. BMGN - Low Countries Historical Review, [S. l.], v. 115, n. 4, p. 659–660, 2000. DOI: 10.18352/bmgn-lchr.5392. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106176. Acesso em: 25 apr. 2024.