Stork-Penning, J.G. “A.J. Veenendaal jr., Briefwisseling Van Anthonie Heinsius, 1702-1720, IV, 1705”. BMGN - Low Countries Historical Review, vol. 98, no. 2, Jan. 1983, pp. 235-7, https://doi.org/10.18352/bmgn-lchr.2399.