C.B. Wels, Bescheiden betreffende de buitenlandse politiek van Nederland 1848-1919. Eerste periode, 1848-1870, I, 1848. BMGN - Low Countries Historical Review, [S. l.], v. 89, n. 3, p. 444–447, 1974. DOI: 10.18352/bmgn-lchr.1846. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102010.. Acesso em: 25 nov. 2024.