Rademaker, C. (2003). C.M. Ridderikhoff, H.J.M. Nellen, Briefwisseling van Hugo Grotius, XVI, oktober 1644-augustus 1645; C.M. Ridderikhoff, H.J.M. Nellen, Briefwisseling van Hugo Grotius, XVII, Supplement 1583-1645. BMGN - Low Countries Historical Review, 118(1), 97–99. https://doi.org/10.18352/bmgn-lchr.5801