HELWANI, Z.; AMRAINI, S. Z.; ABD RAHMAN, S.; ZAHRINA, I.; JULHIJAH, N.; ULFAA, S. M. Environmental Benefits of Palm Oil Biodiesel Enhancement: Urea Complexation Optimization via RSM. Leuser Journal of Environmental Studies, [S. l.], v. 2, n. 2, p. 62–74, 2024. DOI: 10.60084/ljes.v2i2.214. Disponível em: https://heca-analitika.com/ljes/article/view/214. Acesso em: 7 dec. 2024.