Deni Putra, Muhammad, and Fitri Yulia. “Analysis of Cash Waqf Management at The Wihdatul Ummah Batusangkar Islamic Education and Dakwah Foundation”. El-Qish: Journal of Islamic Economics, vol. 3, no. 1, Nov. 2023, https://jurnal.ut.ac.id/index.php/elqish/article/view/4168.