Rachmawaty, et al. “Challenges and Operational Models of Cash Waqf Linked Sukuk: A Systematic Literature Review and Bibliometric Analysis”. Jurnal Ekonomi Efektif, vol. 8, no. 4, Sept. 2026, pp. 773-81, https://openjournal.unpam.ac.id/index.php/JEE/article/view/65095.