Hariyadi, D. M. (2021) “Formulation of Peel-Off Mask Containing Natural Antibacterial: Study on Poly Vinyl Alcohol (PVA) and Virgin Coconut Oil (VCO) Contents: doi.org/10.26538/tjnpr/v5i3.16”, Tropical Journal of Natural Product Research (TJNPR), 5(3), pp. 514–518. Available at: https://www.tjnpr.org/index.php/home/article/view/734 (Accessed: 11 May 2024).