van Zuien, E. (2012) “A Family Portrait in Silver Grey: The Intriguing Painting Technique of Pierre-Paul Prud’hon Revealed by the Restoration of the Portrait of Rutger Jan Schimmelpenninck with his Wife and Children (1801-02)”, The Rijksmuseum Bulletin, 60(3), pp. 194–211. doi:10.52476/trb.9877.