Mohamed Sa’dom, Nur Zulaikha, Siti Haryani Mat Yusoff, and Siti Aisyah Faten Mohamed Sa’dom. “Umrah, the Spiritual Journey of a Lifetime: A Bibliometric Analysis Using VosViewer”. International Journal of Innovation and Business Strategy (IJIBS) 18, no. 1 (July 2, 2023): 37–49. Accessed December 4, 2024. https://ijibs.utm.my/index.php/ijibs/article/view/134.