Kessel, P. van. “Het Nederlands Historisch Instituut Te Rome. Enige Beschouwingen En Suggesties”. BMGN - Low Countries Historical Review 86, no. 2 (January 1, 1971): 227–234. Accessed February 7, 2023. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-101821.