D. Safitri, S. A. Tanjung, E. Fitriani, and C. Fatimah, “Formulation and Effectiveness of Herbal Hair Dye from Ethanol Extract of Banyan Bark (Ficus benjamina L)”, J. Food Pharm. Sci, vol. 12, no. 3, pp. 213-224, Dec. 2024.