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Mallika Tapanwong, Vittaya Punsuvon. PRODUCTION OF ETHYL ESTER BIODIESEL FROM USED COOKING OIL WITH ETHANOL AND ITS QUICK GLYCEROL-BIODIESEL LAYER SEPARATION USING PURE GLYCEROL. INTERNATIONAL JOURNAL OF GEOMATE [Internet]. 2019 Feb. 15 [cited 2024 Apr. 24];17(61):109-14. Available from: https://geomatejournal.com/geomate/article/view/2142