1. Akhtar MM, Zhonghua T, Sissou Z, Mohamadi B (2015) Assess arsenic distribution in groundwater applying GIS in capital of Punjab, Pakistan. Nat Hazard Earth Sys 3:2119–2147
2. Anwar MS, Lateef S, Siddiqi GM (2010) Bacteriological quality of drinking water of Lahore. Biomedica 26:66–69
3. Anttila A, Apostoli P, Bond JA, Gerhardsson L, Gulson BL, Hartwig A, Hoet P, Ikeda M, Jaffe EK, Landrigan PJ, Levy L (2006) IARC monographs on the evaluation of carcinogenic risks to humans: Inorganic and organic lead compounds, 87. World Health Organization International Agency for Research on Cancer, Lyon.
4. Arroyo MG, Pérez-Herranz V, Montanes MT, García-Antón J, Guinon JL (2009) Effect of pH and chloride concentration on the removal of hexavalent chromium in a batch electrocoagulation reactor. J Hazard Mater 169:1127–1133
5. Arshad N, Imran S (2017) Assessment of arsenic, fluoride, bacteria, and other contaminants in drinking water sources for rural communities of Kasur and other districts in Punjab, Pakistan. Environ Sci Pollut Res 24:2449–2463