HELDERMAN, C. M. Stekelenburg, 200 Jaar werken bij de overheid, I, 1814-1940, II, 1940-1998. BMGN - Low Countries Historical Review, [S. l.], v. 116, n. 4, p. 538–539, 2001. DOI: 10.18352/bmgn-lchr.5586. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106414. Acesso em: 19 apr. 2024.