“Studi Pustaka Peningkatan Nilai SPF (Sun Protection Factor) pada Tabir Surya dengan Penambahan Bahan Alam: Review: Additional Natural Materials to Enhance SPF (Sun Protection Factor) Value of Sunscreen Product”, J. Sains. Kes, vol. 4, no. 1, pp. 79–88, Nov. 2024, Accessed: Mar. 17, 2025. [Online]. Available: https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/338