“FORMULATION OF ANTI-ACNE MASK OF PAPAYA LEAF EXTRACT (Carica papaya L.) AND HONEY AGAINST Propionibacterium acn”, Journal of Pharmaceutical Science and Herbal Technology, vol. 9, no. 1, hlm. 8–17, Feb 2024, Diakses: Okt 15, 2026. Tersedia pada: https://ojs.institutnh.ac.id/index.php/jpsht/article/view/1549