GHIMIRE, K. P.; SHRESTHA, S. R. Estimating Vehicular Emission in Kathmandu Valley, Nepal. International Journal of Environment, [S. l.], v. 3, n. 4, p. 133–146, 2014. DOI: 10.3126/ije.v3i4.11742. Disponível em: https://nepjol.info/index.php/IJE/article/view/11742. Acesso em: 28 sep. 2021.