Using diesel and blends of turmeric leaf oil to reduce emissions and improve the efficiency of variable compression ratio engines. International Journal of Mechanical Engineering Research and Technology , [S. l.], v. 17, n. 2, p. 25–35, 2025. Disponível em: https://ijmert.com/index.php/ijmert/article/view/268. Acesso em: 25 aug. 2026.