Avianka, V.; Mardhiani , Y. D.; Santoso, R. 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 2024, 4 (1), 79–88.