GERITS, F. Giles Scott-Smith, Interdoc. Een geheim netwerk in de Koude Oorlog. BMGN - Low Countries Historical Review, [S. l.], v. 128, n. 4, p. review 99, 2013. DOI: 10.18352/bmgn-lchr.9314. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-110035. Acesso em: 22 oct. 2021.