Coppejans-Desmedt, H. “G. Kurgan-Van Hentenryk, J. Stengers, L’innovation Technologique. Facteur De Changement (XIXe-XXe siècles)”. BMGN - Low Countries Historical Review 103, no. 2 (January 1, 1988): 271–273. Accessed April 25, 2024. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103323.