Lokman Musa, and Sa’adan Man. “Implikasi Wabak COVID-19 Terhadap Istita’ah Kesihatan Untuk Menunaikan Ibadah Haji: The Implications of the COVID-19 Outbreak on Health’s Ability for Performing Hajj”. RABBANICA - Journal of Revealed Knowledge, vol. 3, no. 2, Nov. 2022, pp. 151-70, https://www.ejournals.kias.edu.my/index.php/rabbanica/article/view/255.