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)