Frank, Christoph Bibliotheca Hertziana - Max-Planck-Institut für Kunstgeschichte, Max Planck Society;
Frank, C. (2003). ‘A man more jealous of glory than of wealth’: Houdon’s Dealings with Russia. In A. L. Poulet (Ed.), Jean Antoine Houdon – Sculptor of the Enlightenment (pp. 50-60). Chicago et al.: University of Chicago Press.
