Production and Characterization of Biopolyols from Crude Glycerol Based Liquefaction Process. IEM Journal, [S. l.], v. 78, n. 1, 2017. DOI: 10.54552/v78i1.13. Disponível em: https://iemjournal.com.my/index.php/iem/article/view/13. Acesso em: 22 apr. 2026.