ULLAH, S.; JAVED, M. W.; SHAFIQUE, M.; KHAN, S. F. An integrated approach for quality assessment of drinking water using GIS: A case study of Lower Dir. Journal of Himalayan Earth Sciences, [S. l.], v. 47, n. 2, p. 163-174, 2014. Disponível em: http://ojs.uop.edu.pk/jhes/article/view/1698. Acesso em: 4 jan. 2025.