J.R. Gillingham, Belgian business in the Nazi new order. BMGN - Low Countries Historical Review, [S. l.], v. 95, n. 3, p. 583–585, 1980. DOI: 10.18352/bmgn-lchr.2208. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102386.. Acesso em: 18 jul. 2024.