JOHN, Geoffrey, R. Characterization Of On-Road petrol Vehicle Emissions Patterns In Dar Es Salaaam City(Tanzanian). Tanzania Journal of Engineering and Technology, [S. l.], v. 29, n. 2, 2018. Disponível em: http://196.44.161.124/index.php/tjet/article/view/2267. Acesso em: 7 apr. 2026.