Lahuri, Setiawan bin, and Muhammad Rizal Pranoto. “Halal Cosmetics Products Used in Islamic Boarding School Analysis of the Halal Product Standard of Fatwa (MUI)”. AL-FALAH : Journal of Islamic Economics, vol. 7, no. 1, May 2022, pp. 1-22, doi:10.29240/alfalah.v7i1.3631.