I. H. SHEIKH; N. NAZ; R. HAIDER; F. HUSSAIN; M. F. ALAM; M. NADEEM; M. ARSHAD. Contribution to pollution by different types of vehicles based on age and number: Vehicular Pollution based on Age of vehicles. Pakistan Journal of Science, [S. l.], v. 76, n. 03, p. 333–340, 2024. DOI: 10.57041/vol76iss03pp333-340. Disponível em: http://pjosr.com/index.php/pjs/article/view/1186. Acesso em: 3 nov. 2026.