(1)
Al–yasari, H. khudhair murad; Al-Zahawi, A. A. S. A. Q. The Conflict Between the Papacy and the German Empire During the Seventh Century AH Thirteenth Century AD and Its Impact on the Crusader Movement. Al-adab J. 2021, 2 (139), 173-200. https://doi.org/10.31973/aj.v2i139.2620.