M, R. K.; SWAMI, S. Performance and Exhaust Analysis of Ultrasonic Transesterified Blends of Pongamia Oil with Diesel. International Journal of Technical Innovation in Modern Engineering & Science, [S. l.], v. 4, n. 6, p. 1561–1566, 2021. Disponível em: https://ijtimes.com/index.php/ijtimes/article/view/2052. Acesso em: 11 apr. 2025.