Antibacterial and Antioxidant Activity of Black Mulberry (Morus nigra L.) Extract for Acne Treatment, Budiman, Arif, Aulifa Diah Lia, Kusuma Arif Satria Wir, and Sulastri Astri , Pharmacognosy Journal, July 2017, Volume 9, Issue 5, p.611-614, (2017)