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. Pharmasci [Internet]. 2020 Jul. 24 [cited 2026 May 1];5(2):49-54. Available from: https://ejournal.akfarsurabaya.ac.id/index.php/jps/article/view/174