Mizher Al Zahrani DY. The effectiveness of the Blackboard Elements During Corona Pandemic in Light of the Quality Assurance and Accreditation Standards from the Viewpoint of Faculty Members: A Case Study of the Mathematics Department at Umm Al-Qura University. Arab J Qual Assur High Edu [Internet]. 2021 Nov. 27 [cited 2024 Dec. 19];14(49). Available from: https://journals.ust.edu/index.php/AJQAHE/article/view/1837