Shaker M. Al-Kahtani, Mohammed M. Al Nadesh, Mustafa Q. Ghaleb, Mansour. M. Almasagedi, Muntaser A. Almaamari, “THE EXTENT OF IMPLEMENTING CRISIS MANAGEMENT IN MINISTRIES IN THE REPUBLIC OF YEMEN”, J Arch.Egyptol, vol. 17, no. 7, pp. 14405–14429, Dec. 2020.