Comparison between citronella oil and clove oil additives on fuel consumption, power and torque of motorcycle. Proceedings Series of Borobudur International Symposium on Energy and Engineering, [S. l.], v. 1, p. V124005, 2024. DOI: 10.31603/biseeng.12. Disponível em: https://unimma.press/conference/index.php/biseeng/article/view/12. Acesso em: 10 jan. 2025.