Suryani, Nelly, Komala, Ismiarni, Akhsani, Luthfia, Dahlizar, Sabrina, Betha, Ofa, AND Rahmat, Deni. " Physical-chemical stability test on spray gel with active compound ethyl p-methoxycinnamate (Kaempferia galanga Linn.) And menthol, using combination gelling agent na cmc and copovidone" JURNAL ILMU KEFARMASIAN INDONESIA [Online], Volume 22 Number 2 (31 October 2024)