Blass-Simmen, B. The Medal's Contract: On the Emergence of the Portrait Medal in the Quattrocento / Brigit Blass-Simmen. Inventing faces : rhetorics of portraiture between Renaissance and Modernism.(2013).

Blass-Simmen, Brigit. "The Medal's Contract: On the Emergence of the Portrait Medal in the Quattrocento / Brigit Blass-Simmen." Inventing Faces : Rhetorics of Portraiture Between Renaissance and Modernism.(2013) .

Blass-Simmen, Brigit. "The Medal's Contract: On the Emergence of the Portrait Medal in the Quattrocento / Brigit Blass-Simmen." Inventing Faces : Rhetorics of Portraiture Between Renaissance and Modernism.(2013), .