HAMIDULLAH, S.; KHAN, M. S.; SHAH, M. T. Heavy metal pollution in the western part of Peshawar metropolis, north Pakistan. Journal of Nepal Geological Society, [S. l.], v. 18, p. 379–394, 1998. DOI: 10.3126/jngs.v18i0.32272. Disponível em: https://nepjol.info/index.php/JNGS/article/view/32272. Acesso em: 17 aug. 2024.