Musa Ahmed, Muayed, 		Saeb Mohammed, Hashim, AND 		Yahya Al – Mallah, Hashem.
" The valleys of Medina and its impact on the events of the Prophet's biography" <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], Volume 24 Number 11 (1 April 2019)