DHITAL, N.B.; HUNG, W.T.; BYANJU, R.M. Air pollution inside public transport vehicles of Kathmandu Valley. Nepal Journal of Environmental Science, [S. l.], v. 2, p. 35–41, 2014. DOI: 10.3126/njes.v2i0.22739. Disponível em: https://nepjol.info/index.php/njes/article/view/22739. Acesso em: 30 jan. 2025.