Abiodun Oyewale Abodunrin (2023) “Heavy Metals Speciation and Human Health Risk Assessment of Soil around Prism Steel Mill, Ikirun, Osun State, Nigeria”, Journal of Built Environment and Geological Research, 2(2). Available at: https://africanscholarpub.com/ajbegr/article/view/247 (Accessed: 11 November 2026).