En tidlig udgave findes i Migne Patrolgia Latina CXXX. De ældste og bedste manuskripter findes i P. Hinschius: Decretales Pseudolsidorianae et capitula Angilramni (Leipzig, 1863). Se New Schaff-Herzog Encyclopidia of Religious Knowledge (1950), vol. IX, pp. 333-345. Se også H. H. Milman: History of Latin Christianity; including that of the Popes to the Pontificate of Nicholas V (9 vols.), vol. III, J. J. I. Döllinger: The Pope and the Council (1863), K. S. Latourette: A. History of the Expansion of Chistianity (1938), Encyclopedia, vol. V, art. "False Decretals", samt Fournier: Etudes sur les Fausses Decretales i Revue d'Historique Ecclesiastique (Louvian), vol. VII (1906) ogvol. vm (1907).