Febriani, A., Maruya, I. and Sulistyaningsih, F. 2020. Formulasi dan Uji Iritasi Sediaan Gel Kombinasi Ekstrak Etanol Rimpang Kencur (Kaempferia galanga L.) dan Ekstrak Etanol Herba Pegagan (Centella asiatica (L.) Urban): Formulation and Irritation Test of Gel Combination of Galangal Rhizome (Kaempferia galanga L.) and Gotu Kola Herb (Centella asiatica (L.) Urban ) Ethanolic Extract. Sainstech Farma: Jurnal Ilmu Kefarmasian. 13, 1 (Apr. 2020), 45–54. DOI:https://doi.org/10.37277/sfj.v13i1.524.