“J.P.A. Coopmans, A.M.D. Veen, Van Blauwe Stoep Tot Citadel. Varia Historica Brabantica Nova Ludovico Pirenne Dedicata”. BMGN - Low Countries Historical Review, vol. 106, no. 3, Jan. 1991, pp. 480-2, https://doi.org/10.18352/bmgn-lchr.3419.