Areshian, G. E. (2013), Sasanian Imperialism and the Shaping of Armenian Identity, in: G. E. Areshian (ed.), Empires & Diversity: On the Crossroads of Archaeology, Anthropology, & History, Los Angeles: 146–163.
Chaumont, M.-L. (1988), Balāsagān, http://www.iranicaonline.org/articles/balasagan-ar#pt1. 
Coloru, O. (2017), L’imperatore prigioniero. Valeriano, la Persia e la disfatta di Edessa, Roma–Bari.
Daryaee, T. (2008), Kingship in Early Sasanian Iran, in: V. Sarkhosh Curtis, S. Stewart (eds.), The Sasanian Era: The Idea of Iran, vol. III, London: 60–70.
Daryaee, T. (2017), a Note on the ‘Great King of Armenia’, in: P. S. Avetisyan, Y. H. Grekyan (eds.), Bridging Times and Spaces: Papers in Ancient Near Eastern, Mediterranean and Armenian Studies Honouring Gregory E. Areshian on the Occasion of His Sixty-fifth Birthday, Oxford: 85–88.
Frye, R. N. (1993), Iranian Identity in Ancient Times, Iranian Studies 26(1–2): 143–146.
Garsoїan, N. G. (2004), The Aršakuni Dynasty, in: R. G. Hovannisian (ed.), The Armenian People from Ancient to Modern Times, vol. I: The Dynastic Periods: From Antiquity to the Fourteenth Century, Basingstoke: 63–94.
Gignoux, P. (1991), Les quatre inscriptions du mage Kirdīr: textes et concordances, (Studia Iranica 9), Paris.
Gnoli, G. (1989), The Idea of Iran: An Essay on Its Origins, Roma.
Greenwood, T. (2008), Sasanian Reflections in Armenian Sources, (Sasanika Occasional Papers II), Irvine, Ca.
Gyselen, R. (2002), Nouveaux materiaux pour la geographie historique de l’empire sassanide: sceaux administratifs de la collection Ahmad Saeedi, (Studia Iranica 24), Paris.
Henning, W. B. (1952), a Farewell to the Khagan of the Aq-Aqatärān, BSOAS 14: 501–522 (= W. B. Henning, Selected Papers II, (Acta Iranica 15), Liège 1977: 387–408).
Hinz, W. (1969), Altiranische Funde und Forschungen, Berlin.
Humbach, H., Skjærvø, P. O. (1978–1983), The Sassanian Inscription of Paikuli, Wiesbaden; part 1: Supplement to Herzfeld’s Paikuli, by H. Humbach, 1978; part 2: Synoptic Tables, 1980; part 3.1: Restored Text and Translation; part 3.2: Commentary, by P. O. Skjærvø, 1983.
Huyse, P. (1999), Die dreisprächige Inschrift Šābuhrs I. an der Kaba-i Zardust (ŠKZ), (Corpus Inscriptionum Iranicarum, Pt. III), 2 vols. London.
Jong, A. de (2015), Armenian and Georgian Zoroastrianism, in: M. Stausberg, Y. S.-D. Vevaina (eds.), The Wiley Blackwell Companion to Zoroastrianism, Chichester: 119–128.
Kettenhofen, E. (1995), Tirdād und die Inschrift von Paikuli: Kritik der Quellen zur Geschichte Armeniens im späten 3. und frühen 4. Jh. n. Chr., Wiesbaden.
Lang, D. M. (1983), Iran, Armenia and Georgia, in: E. Yarshater (ed.), The Cambridge History of Iran, vol. 3(1), Cambridge: 505–536.
Luschey, H. (2011), Ardašīr I, ii. Rock reliefs, https://iranicaonline.org/articles/ardasir-ii. 
MacKenzie, D. N. (1989a), Ērān, Ērānšahr, http://www.iranicaonline.org/articles/eran-eransah. 
MacKenzie, D. N. (1989b), Kerdīr’s Inscription, in: G. Herrmann (ed.), The Sasanian Rock Reliefs at Naqsh-i Rustam, (Iranische Denkmäler 13), Berlin: 35–72.
Maksymiuk, K. (2017), The Sasanian Relief at Salmās: New Proposal, in: K. Maksymiuk, G. Karamian (eds.), Crowns, Hats, Turbans and Helmets: The Headgear in Iranian History, vol. I: Pre-Islamic Period, Siedlce–Tehran: 97–112.
Rapp, S. (1999), Medieval Christian Georgia, in: O. Z. Soltes (ed.), National Treasures of Georgia, London: 84–89.
Rapp, S. (2016), The Sasanian World through Georgian Eyes: Caucasia and the Iranian Commonwealth in Late Antiquity Georgian Literature, Farnham.
Russell, J. R. (1987), Zoroastrianism in Armenia, Cambridge.Toumanoff, C. (1963), Studies in Christian Caucasian History, Washington, D.C.
Toumanoff, C. (1969), The Third-Century Armenian Arsacids: A Chronological and Genealogical Commentary, Revue des Études Arméniennes 6: 233–281.
Toumanoff, C. (1986), Arsacids vii: The Arsacid Dynasty of Armenia, http://www.iranicaonline.org/articles/arsacids-vii#prettyPhoto. 
Weber, U. (2016), Narseh, http://www.iranicaonline.org/articles/narseh-sasanian-king.