[437].Anita Brookner, Jacques-Louis David (London, 1980), pp.85——86.
[438].H. H. Arnason, The Sculptures of Houdon (London, 1975), p.76.
[439].H. Honourand, J.Fleming, A World History of Art (London, 1982), p.477.
[440].A. Canellas López., ed., Francisco de Goya, diplomatario (Zaragoza, 1981), pp.516–519, here p.518.
