Nugroho, A., & Ritonga, F. D. (2018). Rapid Analysis of Adulterated Dexamethasone in Joint-Pain Killer Traditional Herbal Medicine (THM) Using Infrared Spectroscopy. EKSAKTA: Journal of Sciences and Data Analysis, 18(2), 137–145. https://doi.org/10.20885/eksakta.vol18.iss2.art5