M. N. Syifauddin, B. Arifin, and M. Piryanti, “Waqf as an Instrument of Social Ethics: A Study of Islamic Legal Philosophy on Altruism and Ownership”, Jurnal At-Tahdzib, vol. 13, no. 1, pp. 49–64, Apr. 2025, doi: 10.61181/at-tahdzib.v13i1.531.