Amal, M. I. A., Rusli, L. and Firmansyah, Y. (2025) “Professionalism and Competence of Nadzir Waqf in Pondok Modern Darussalam Gontor”, Islamic Business and Management Journal, 8(1), pp. 1–7. doi: 10.21111/ibmj.v7i1.12063.