Abbreviations are those used by the American Journal of Archaeology for periodicals, and the Oxford Classical Dictionary (3rd edn. 1999), A. H. M Jones, Later Roman Empire (Oxford 1964), G. W. H. Lampe, A Patristic Greek Lexicon (Oxford 1961) for ancient sources. Other abbreviations used are listed below:
| CIMRM |
M. J. Vermaseren, Corpus inscriptionum et monumentorum religionis Mithriacae, 2 vols. (The Hague 1956–60). |
| LTUR |
E. M. Steinby ed. Lexicon Topographicum Urbis Romae, 6 vols. (Rome 1993–2000). |