Hasan Mustafa AL-Naqeeb, A. and Mauyassar Hamid Al-Ahmed, B. 2000. The Role The Yousifi School in Spreading Science and Knowledge in Granada Kingdow. Adab Al-Rafidayn. 42, 61 (Jan. 2000), 213–242. DOI:https://doi.org/10.33899/radab.2012.69409.