Studi Gregoriani per la storia della “Libertas ecclesiae,” volume 13. Edited by Alfons M. Stickler, Ovidio Capitani, Horst Fuhrmann, Michele Maccorrone, Rudolf Schieffer, and Raffaello Volpini. Rome: Libreria Ateneo Salesiano, 1989.
James A. Brundage
Studi Gregoriani per la storia della “Libertas ecclesiae,” volume 13. Edited by Alfons M. Stickler, Ovidio Capitani, Horst Fuhrmann, Michele Maccorrone, Rudolf Schieffer, and Raffaello Volpini. Rome: Libreria Ateneo Salesiano, 1989. - Volume 63 Issue 3
Church History