Effect of Exhaust Gas Recirculation (EGR) on the Performance Characteristics of a Direct Injection Multi Cylinders Diesel Engine. Tikrit Journal of Engineering Sciences, [S. l.], v. 23, n. 1, p. 32–39, 2016. DOI: 10.25130/tjes.23.1.04. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/271.. Acesso em: 11 sep. 2026.