Oko, Emmanuel, and Nathaniel Ogunkunle. “Determination of Heavy Metal Concentration in Soils and Settled Dust of Automobile Workshops at Afikpo in Ebonyi State, Nigeria”. American Journal of Environment and Climate 5, no. 3 (October 6, 2026): 25–31. Accessed October 6, 2026. https://journals.e-palli.com/home/index.php/ajec/article/view/8462.