“K. Heidecker, Charters and the Use of the Written Word in Medieval Society”. BMGN - Low Countries Historical Review 117, no. 2 (January 1, 2002): 223–224. Accessed November 22, 2024. https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106508.