Abida Dost Mohammad, Rida Faisal, and Malik Mohammad Akhtar , Trans., “Appraisal of Fluoride Contamination in Groundwater Using Statistical Approach in Rural Areas of Quetta, Balochistan”, Pak. J. Anal. Environ. Chem., vol. 21, no. 2, pp. 314 – 321, Dec. 2020, doi: 10.21743/pjaec/2020.12.33.