Bundo, Mayang, Doni Eka Putra, and Afriyanti Afriyanti. “Potret Unit Usaha Pondok Pesantren Yayasan Waqaf Ar Risalah Sumatera Barat”. Jurnal Ilmiah Ekonomi Islam 9, no. 1 (March 27, 2023): 1480–1484. Accessed July 20, 2025. https://www.jurnal.stie-aas.ac.id/index.php/jei/article/view/8450.