K RAMU; GUDURU AMARENDER RAO. Performance and Emission Analysis of a Diesel Engine Retrofitted with a Gunmetal-Based Porous Medium in the Cylinder Head. International Journal of Computer Engineering in Research Trends, [S. l.], v. 10, n. 5, p. 53–62, 2023. Disponível em: https://www.ijcert.org/index.php/ijcert/article/view/1113. Acesso em: 19 apr. 2026.