Fernández-Puertas 1997, p. 4. Fernández-Puertas, Antonio (April 1997). "The Three Great Sultans of al-Dawla al-Ismā'īliyya al-Naṣriyya Who Built the Fourteenth-Century Alhambra: Ismā'īl I, Yūsuf I, Muḥammad V (713–793/1314–1391)". Journal of the Royal Asiatic Society. Third Series. 7 (1): 1–25. doi:10.1017/S1356186300008294. S2CID154717811.
Fernández-Puertas 1997, p. 4. Fernández-Puertas, Antonio (April 1997). "The Three Great Sultans of al-Dawla al-Ismā'īliyya al-Naṣriyya Who Built the Fourteenth-Century Alhambra: Ismā'īl I, Yūsuf I, Muḥammad V (713–793/1314–1391)". Journal of the Royal Asiatic Society. Third Series. 7 (1): 1–25. doi:10.1017/S1356186300008294. S2CID154717811.