N.K, Ochiba, and Abong’o D.A. “Assessment of Selected Heavy Metals Levels In Borehole Water In Ongata Rongai, Kajiado County, Kenya”. Journal of Science & Technology 6, no. 1 (November 8, 2020): 9–15. Accessed July 2, 2025. https://jst.org.in/index.php/pub/article/view/237.