DORSMAN, Leen. Ernst Cohen (1869–1944): chemicus, bestuurder, geschiedschrijver. Studium, Amsterdam, v. 6, n. 3-4, p. 237–240, 2013. DOI: 10.18352/studium.9281. Disponível em: https://testplatform.openjournals.nl/studium/article/view/20320. Acesso em: 11 apr. 2026.