[1]
Rian C Sondakh, Erliza Hambali and Nastiti S Indrasti 2018. Esterification Bio-oil using Acid Catalyst and Ethanol. International Journal of Engineering and Management Research. 8, 5 (Oct. 2018), 137–141. DOI:https://doi.org/10.31033/ijemr.8.5.15.