“ANALYSIS OF THE OCCURRENCE OF ELEMENTAL POLLUTANTS IN SHALLOW AQUIFERS USING WATER QUALITY INDEX METHOD: THE CASE OF DAR ES SALAAM, TANZANIA”. The Journal of Building and Land Development 24, no. 1 (February 23, 2025): 1–16. Accessed May 1, 2025. http://journals.aru.ac.tz/index.php/JBLD/article/view/343.