ESTERIFICATION OF RENEWABLE LEVULINIC ACID TO LEVULINATE ESTERS USING AMBERLYST-15 AS A SOLID ACID CATALYST. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 79, n. 1, 2016. DOI: 10.11113/jt.v79.8095. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/8095.. Acesso em: 19 dec. 2024.