“FORMULATION OF GEL MASK PEEL-OFF SOURSOP LEAF EXTRACT (Annona muricata L.) AS AN ANTI-ACNE TREATMENT” (2023) Jurnal Farmasi IKIFA, 2(2), pp. 31–44. Available at: https://epik.ikifa.ac.id/jfi/article/view/64 (Accessed: 4 June 2026).