ABID, K.; SHAMS, Z. I. Employees’ Exposure to Carbon Monoxide in Pakistan Steel Mills. International Journal of Environment, [S. l.], v. 3, n. 4, p. 44–56, 2014. DOI: 10.3126/ije.v3i4.11730. Disponível em: https://nepjol.info/index.php/IJE/article/view/11730. Acesso em: 27 nov. 2021.