Dimas, Adrianto, et al. “Uji Efektifitas Gel Antijerawat Ekstrak Daun Sirsak (Annona Muricata L.) Dan Ekstrak Herba Meniran (Phyllanthus Niruri L.)”. PHARMACY: Jurnal Farmasi Indonesia (Pharmaceutical Journal of Indonesia), vol. 19, no. 1, July 2022, pp. 88-97, doi:10.30595/pharmacy.v19i1.12436.