KOSSMANN-PUTTO, J.A. B.H. Slicher van Bath, G.D. van der Heide, Geschiedenis van Overijssel. BMGN - Low Countries Historical Review, [S. l.], v. 86, n. 2, p. 291–292, 1971. DOI: 10.18352/bmgn-lchr.1666. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-101822.. Acesso em: 19 jul. 2024.