WILS, L. J.M. Baillieul, M. de Bruyne, J. Geldhof, Hugo Verriest in Ieper. BMGN - Low Countries Historical Review, [S. l.], v. 97, n. 2, p. 287–288, 1982. DOI: 10.18352/bmgn-lchr.2349. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102546. Acesso em: 29 mar. 2024.