Farid, Nurfiddin, Andi Meinar Dwi Rantisari Thayeb, Sulfiani Sulfiani, and Adriandy Saleh. 2022. “Formulation and Test of Antibacterial Activity Gel Mask Peel Off Stem and Suruhan Leaves (Peperomia Pellucida L.) Extract Against Propionibacterium Acne”. Jurnal EduHealth 13 (02):1127-36. https://ejournal.seaninstitute.or.id/index.php/healt/article/view/1155.