TAREEN, A. K.; DANBAMRONGTRAKOOL, N.; SULTAN, I. N.; LAEMSAK, N.; SIRISANSANEEYAKUL, S.; VANICHSRIRATANA, W.; PARAKULSUKSATID, P. Utilization of urea as a nitrogen source for ethanol production from oil palm trunk using simultaneous saccharification and fermentation. Agriculture and Natural Resources, Bangkok, Thailand, v. 55, n. 3, p. 448–455, 2021. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/251801. Acesso em: 11 oct. 2026.