KOELEWIJN, H. H. Pijfers, J. Roes, Memoriale. Katholiek leven in Nederland in de twintigste eeuw. BMGN - Low Countries Historical Review, [S. l.], v. 114, n. 3, p. 458–459, 1999. DOI: 10.18352/bmgn-lchr.5063. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105805. Acesso em: 19 may. 2024.