J.G. Kampman, P. Brood, De geschiedenis van Westerwolde, V, Bestuur en rechtspraak. BMGN - Low Countries Historical Review, [S. l.], v. 112, n. 3, p. 383–384, 1997. DOI: 10.18352/bmgn-lchr.4510. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105197.. Acesso em: 16 nov. 2024.