^∗ In addition to the conventional sigla used in Traditio, the following will be employed on the pages of the Bulletin; AHC = Annuarium historiae conciliorum; AHDE = Anuario de Historia del Derecho español; AHP = Archivum historiae pontificiae; AKKR = Archiv für katholisches Kirchenrecht; ASD = Annali di storia del diritto; BISM = Bullettino dell' Istituto storico italiano per il Medio Evo e Archivio Muratoriano; DA = Deutsches Archiv für Erforschung des Mittelalters; IRMAe = Ius romanum medii aevi; JEH = Journal of Ecclesiastical History; JTS = Journal of Theological Studies; OAKR = Österreichisches Archiv für Kirchenrecht; QF = Quellen und Forschungen aus italienischen Archiven und Bibliotheken; RDC = Revue de droit canonique; REDC = Revista española de derecho canónico; RHD⁴ = Revue historique de droit français et étranger; RHE = Revue d'histoire ecclésiastique; RSCI = Rivista di storia delta Chiesa in Italia; RSDI = Rivista di storia del diritto italiano; RTAM = Recherches de théologie ancienne et médiévale; SCH = Studies in Church History; SDHI = Studia et documenta historiae et iuris; SG = Studia Gratiana; TRG = Tijdschrift voor Rechtsgeschiedenis; ZKG = Zeitschrift für Kirchengeschichte; ZRG Kan. (Rom.) Abt. = Zeitschrift der Savigny-Stiftung für Rechtsgeschichte, Kanonistische (Romanistische) Abteilung.Google Scholar In references to standard editions and to commonly known general works on the sources and literature of Roman and canon law in the Middle Ages — such as Savigny, Maassen, Schulte, Fournier-Le Bras, Van Hove's Prologomena (2nd ed.) etc. — only a shortened title will be given, without bibliographical detail.Google Scholar