“Formulation Sunscreen Emulgel of Sweet Potatoes Leaves Extract (Ipomoea Batatas (L.)) Antin-3 Variety: Formulasi Emulgel Tabir Surya Ekstrak Daun Ubi Jalar Ungu (Ipomoea Batatas (L.)) Varietas Antin-3”. 2020. Journal Pharmasci (Journal of Pharmacy and Science) 5 (2): 49-54. https://doi.org/10.53342/pharmasci.v5i2.174.