HASSAN, Ghulam Zakir; HASSAN, Faiz Raza; AKHTAR, Saleem. Environmental Issues and Concerns of Groundwater in Lahore: Environmental Issues and Concerns of Groundwater in Lahore. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences, [S. l.], v. 53, n. 3, p. 163–178, 2016. Disponível em: http://mail.ppaspk.org/index.php/PPAS-B/article/view/334. Acesso em: 5 dec. 2025.