Determination of Total Citronelal Levels and Development of FTIR-Chemometric Classification Model of Cymbopogon winterianus Jowitt Oil from Different Altitudes of Planting Areas. J Jamu Indo [Internet]. 2023 May 31 [cited 2024 Nov. 21];8(1):18-22. Available from: https://jamu-journal.ipb.ac.id/index.php/JJI/article/view/279