Yugatama, A., Ardiyati, N. W. and Yulianti, I. (2017) “OPTIMATION OF ETHANOL CONCENTRATION IN EXTRACTION OF EUGENOL FROM GALANGAL RHIZOME”, Asian Journal of Pharmaceutical and Clinical Research, 10(14), pp. 18–20. doi: 10.22159/ajpcr.2017.v10s2.19474.