Doublet , Nicholas: Cardinal Pietro Gasparri and Italian Fascism: A Historiographical Reading, in Pettinaroli, Laura und Valente, Massimiliano (Hrsg.): Il cardinale Pietro Gasparri, segretario di Stato (1914–1930), Heidelberg: Heidelberg University Publishing, 2020 (Online-Schriften des DHI Rom. Neue Reihe: Pubblicazioni online del DHI Roma. Nuova serie, Band 4), S. 115–137. https://doi.org/10.17885/heiup.631.c8345