Kwanten, Godfried. “Pierre Van Den Dungen, Hubert Pierlot (1883-1963): La Loi, Le Roi, La Liberté. Biographie”. BMGN - Low Countries Historical Review 127, no. 1 (March 21, 2012): review 12. Accessed April 25, 2024. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-109786.