Yustica FK, Widiastuti NI, Sapitri N, Fitriastuti D. Essential oils from Alpinia purpurata (Zingiberaceae): Chemical composition and Formulation of antiacne cream. IJCR [Internet]. 2019 Jul. 16 [cited 2024 Nov. 21];4(1):14-21. Available from: https://journal.uii.ac.id/chemical/article/view/13105