Langer, Robert (2010). "Yezidism between Scholarly Literature and Actual Practice: From 'Heterodox' Islam and 'Syncretism' to the Formation of a Transnational Yezidi 'Orthodoxy'". British Journal of Middle Eastern Studies. 37 (3): 393–403. doi:10.1080/13530194.2010.524441. JSTOR23077034. S2CID145061694.
Asatrian, Garnik; Arakelova, Victoria (2016). "On the Shi'a Constituent in the Yezidi Religious Lore". Iran and the Caucasus. 20 (3–4): 385–395. doi:10.1163/1573384X-20160308. JSTOR44631094.
Langer, Robert (2010). "Yezidism between Scholarly Literature and Actual Practice: From 'Heterodox' Islam and 'Syncretism' to the Formation of a Transnational Yezidi 'Orthodoxy'". British Journal of Middle Eastern Studies. 37 (3): 393–403. doi:10.1080/13530194.2010.524441. JSTOR23077034. S2CID145061694.
Asatrian, Garnik; Arakelova, Victoria (2016). "On the Shi'a Constituent in the Yezidi Religious Lore". Iran and the Caucasus. 20 (3–4): 385–395. doi:10.1163/1573384X-20160308. JSTOR44631094.
Langer, Robert (2010). "Yezidism between Scholarly Literature and Actual Practice: From 'Heterodox' Islam and 'Syncretism' to the Formation of a Transnational Yezidi 'Orthodoxy'". British Journal of Middle Eastern Studies. 37 (3): 393–403. doi:10.1080/13530194.2010.524441. JSTOR23077034. S2CID145061694.
Omarkhali (2017). Omarkhali, Khanna (2017). The Yezidi religious textual tradition, from oral to written: categories, transmission, scripturalisation, and canonisation of the Yezidi oral religious texts. Wiesbaden: Harrassowitz Verlag. ISBN978-3-447-10856-0. OCLC994778968.