Muhyi Asykur, Abdul, Dicky Zulkarnain, and Dion Darlinus. 2021. “Dampak COVID-19 Terhadap Penyelenggara Perjalanan Ibadah Umrah (PPIU) Di Kota Bengkulu”. Sharia Economic and Management Business Journal (SEMBJ) 2 (1), 43-64. https://www.siducat.org/index.php/sembj/article/view/183.