MUSTAPA, S. I.; BEKHET, H. A. Investigating Factors Affecting CO2 Emissions in Malaysian Road Transport Sector. International Journal of Energy Economics and Policy, [S. l.], v. 5, n. 4, p. 1073–1083, 2015. Disponível em: https://econjournals.com/index.php/ijeep/article/view/1454. Acesso em: 20 apr. 2024.