Fitri, R. ., J. Reveny, U. Harahap, H. Dharmawan, and Nasri. “Anti-Acne Activity From Biocellulose Mask Formula Containing (Aloe Vera (L.) Burm.F) Essence Combined With Vitamin E”. Indonesian Journal of Pharmaceutical and Clinical Research, vol. 4, no. 1, Apr. 2021, pp. 1-7, doi:10.32734/idjpcr.v4i1.5382.