Polzer, Joseph (2002). "Ambrogio Lorenzetti's "War and Peace" Murals Revisited; Contributions to the Meaning of the Good Government Allegory"". Artibus et Historiae. 45. 23 (45): 64. doi:10.2307/1483682. JSTOR1483682.
Greenstein, Jack M (1988). "The Vision of Peace; Meaning and Representation in Ambrogio Lorenzetti's Sala Della Pace Cityscapes". Art History. 4. 11 (4): 500–03. doi:10.1111/j.1467-8365.1988.tb00320.x.
Polzer, Joseph (2002). "Ambrogio Lorenzetti's "War and Peace" Murals Revisited; Contributions to the Meaning of the Good Government Allegory"". Artibus et Historiae. 45. 23 (45): 64. doi:10.2307/1483682. JSTOR1483682.