RAUNIYAAR, J.; ARYAL, G. M.; NEUPANE, B. B. Morphological study on particulate matter of Kathmandu valley. BIBECHANA, [S. l.], v. 16, p. 41–46, 2018. DOI: 10.3126/bibechana.v16i0.19190. Disponível em: https://www.nepjol.info/index.php/BIBECHANA/article/view/19190. Acesso em: 16 apr. 2024.