IDRESS, M.; NERGIS, Y.; BUTT, J. A.; SHARIF, M. Ambient Air Quality Assessment in Karachi, Sindh Pakistan. International Journal of Economic and Environmental Geology, [S. l.], v. 12, n. 3, p. 60–64, 2023. DOI: 10.46660/ijeeg.v12i3.64. Disponível em: http://econ-environ-geol.org/index.php/ojs/article/view/64. Acesso em: 23 feb. 2025.