Subhi Mahmassani, Hakim As Shidqi, Ahmad Afandi, Alip Sodiq, and Ferry Hidayat, “The Permissibility, Potentials and Management of Waqf al-Manafi’ (Usufruct Endowment): Pondok Modern Tazakka’s Experience”, icop, vol. 2, no. 1, Aug. 2025.