Ahmad, S. A., S. Hussain, H. Aziz, and M. Riaz. “Cadmium Investigations in Lahore Soil and Other Regions of Pakistan: Cadmium Concentration in Lahore, Pakistan”. Pakistan Journal of Scientific & Industrial Research Series A: Physical Sciences, vol. 65, no. 1, Feb. 2022, pp. 64-73, doi:10.52763/PJSIR.PHYS.SCI.65.1.2022.64.73.