HELMERS, Helmer. Jaap de Haan, De eerste minister van de Republiek. De Hollandse raadpensionaris in de zeventiende eeuw. Early Modern Low Countries, [S. l.], v. 8, n. 2, p. 303–306, 2024. DOI: 10.51750/emlc20870. Disponível em: https://testplatform.openjournals.nl/emlc/article/view/20870. Acesso em: 11 apr. 2026.