Marbun SH, Maimum M, Maharini I. Optimization and Evaluation of Patchouli (Pogostemon cablin Benth.) Leaf Essential Oil Gel using Carbopol and Triethanolamine. jki [Internet]. 2024 Aug. 31 [cited 2026 Jul. 27];:157-66. Available from: https://jkefarind.com/index.php/jki/article/view/6645