Koopmans, Joop W. “Daniel Bellingradt, Vervlechting Van De Papiermarkt. De Amsterdamse Papierhandel in De Achttiende Eeuw”. TSEG - The Low Countries Journal of Social and Economic History 19, no. 1 (April 20, 2022): 133–136. Accessed March 28, 2023. https://tseg.nl/article/view/11524.