Shu'ayb 2013, p. 524. Shu'ayb, Fiazuddin (2013). "succession". In Bowering, Gerhard; Crone, Patricia; Kadi, Wadad; Mirza, Mahan; Stewart, Devin J.; Zaman, Muhammad Qasim (eds.). The Princeton Encyclopedia of Islamic Political Thought. Princeton University Press. pp. 524–6. ISBN9780691134840.
Buehler 2014, p. 186. Buehler, Arthur F. (2014). "FATIMA (d. 632)". In Fitzpatrick, Coeli; Walker, Adam Hani (eds.). Muhammad in History, Thought, and Culture: An Encyclopaedia of the Prophet of God. Vol. 1. ABC-CLIO. pp. 182–7. ISBN9781610691772.