Rahmatul Huda. “Analysis of Contract for Umrah Financing Products at Kalsel Sharia Bank”. NUKHBATUL ’ULUM: Jurnal Bidang Kajian Islam 12, no. 1 (June 26, 2026): 1–13. Accessed June 28, 2026. https://journal.stiba.ac.id/index.php/nukhbah/article/view/1837.