Perdana, Cindy Puspita, M. Arifuddin, and Yurika Sastyarina. 2021. “Pengaruh Waktu Fermentasi Bakteri Asam Laktat Dari Sari Kulit Buah Naga Merah (Hylocereus Polyrhizus) Terhadap Aktivitas Bakteri Propionibacterium Acne: Effect of Lactic Acid Bacteria Fermentation Time from Red Dragon Fruit Peel Juice (Hylocereus Polyrhizus) on the Activity of Propionibacterium Acne”. Proceeding of Mulawarman Pharmaceuticals Conferences 14 (1):242-48. https://doi.org/10.25026/mpc.v14i1.548.