Kossmann-Putto, J.A. “R.C. Van Caenegem, F.L. Ganshof, Guide to the Sources of Medieval History”. BMGN - Low Countries Historical Review 94, no. 1 (January 1, 1979): 106–107. Accessed April 18, 2024. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102251.