D.Th. Kuiper, G.J. Schutte (eds.), Het kabinet-Heemskerk 1908-1913. BMGN - Low Countries Historical Review, [S. l.], v. 126, n. 3, p. 129–130, 2011. DOI: 10.18352/bmgn-lchr.7412. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-108385.. Acesso em: 16 sep. 2024.