** Thomson Robert W., ''Moses Khorenatsʻi'', History of the Armenians, Harvard University Press, 1978, isbn:0-674-39571-9, Cambridge, Massachusetts, Movses Khorenatsi Robert W. Thomson
** https://www.academia.edu/37531134, Armen Petrosyan, 2018, From Armenian Demonology: the K'ajs, Journal of Indo-European Studies, volume46, pages206–218, issn:0092-2323
*{{cite journal |first=* Armen |last=Petrosyan |year=, 2007 |title=, State Pantheon of Greater Armenia: Earliest Sources |url=, https://www.researchgate.net/publication/357831679_STATE_PANTHEON_OF_GREATER_ARMENIA_EARLIEST_SOURCES |journal=, Aramazd: Armenian Journal of Near Eastern Studies |volume=2 |pages=174–201 |, volume2, pages174–201, issn=:1829-1376}}*{{cite book |title=* The Indo‑european and Ancient Near Eastern Sources of the Armenian Epic |url=, https://www.academia.edu/3656244 |first=, Armen |last=Petrosyan |publisher=, Washington, D.C.: Institute for the Study of Man |year=, 2002 |, isbn=:9780941694810}}*{{Cite book |last=* Russell |first=James R. |title=, Zoroastrianism in Armenia |publisher=, Harvard University Press |year=, 1987 |, isbn=:0-674-96850-6 |location=, Cambridge, Massachusetts}}*{{* Encyclopædia Iranica|volume=2|fascicle=4|, volume2, fascicle4, article=:ARMENIA AND IRAN iii. Armenian Religion|year=, 1986|first=, J. R.|last=Russell|pages=438–434|url=, pages438–434, https://iranicaonline.org/articles/armenia-iii}}
==Further reading==