R. Klooster, Groninger godgeleerdheid in Friesland 1830-1872. BMGN - Low Countries Historical Review, [S. l.], v. 117, n. 1, p. 116–118, 2002. DOI: 10.18352/bmgn-lchr.5637. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106470.. Acesso em: 28 sep. 2024.