Schussman, Aviva (1998). "The Legitimacy and Nature of Mawid al-Nabī: (Analysis of a Fatwā)". Islamic Law and Society. 5 (2): 218. doi:10.1163/1568519982599535.
Delaney, Carol (August 1990). "The hajj: Sacred and Secular". American Ethnologist. 17 (3): 515. doi:10.1525/ae.1990.17.3.02a00060.