VAN ROOIJ, Arjan. Modellen van onderzoek. De oprichting van TNO, 1920-1940. TSEG - The Low Countries Journal of Social and Economic History, [S. l.], v. 4, n. 4, p. 136–160, 2007. DOI: 10.18352/tseg.631. Disponível em: https://testplatform.openjournals.nl/tseg/article/view/7901. Acesso em: 11 apr. 2026.