BOERSMA, K. J.W. Schot, Techniek in Nederland in de twintigste eeuw, V, Transport, communicatie. BMGN - Low Countries Historical Review, [S. l.], v. 119, n. 1, p. 128–129, 2004. DOI: 10.18352/bmgn-lchr.6004. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106884. Acesso em: 26 apr. 2024.