“Physical Evaluation of Anti Acne Mask With Ethanol Extract of Purple Sweet Potato Leaf (Ipomoea batatas (L.) Antin-3 Varieties: Evaluasi Fisik Masker Anti Jerawat Dengan Ekstrak Etanol Daun Ubi Jalar Ungu (Ipomoea batatas (L.) Varietas Antin-3 ” (2021) Journal Pharmasci (Journal of Pharmacy and Science), 6(2), pp. 69–73. doi:10.53342/pharmasci.v6i2.219.