Muhammad Irham Ghifari, Suryani, and Fajri Ali. “Hajj Advance Financing : Challenges of Pilgrim Compliance and Sharia Conformity”. ICIEFS Proceeding, vol. 3, no. 1, Oct. 2025, pp. 239-44, https://proceedings.uinbukittinggi.ac.id/iciefs/article/view/840.