Marliza. “Towards Efficient and Equitable Hajj: Optimizing the Registration System and Management of Hajj Waiting List in West Java”. JURNAL ILMIAH GEMA PERENCANA 2, no. 3 (April 29, 2024). Accessed December 18, 2025. https://gemaperencana.id/index.php/JIGP/article/view/122.