Oahimire, D. M., Ukaegbu, V. U., & Ogbonna, J. F. (2021). Assessment of some baryte ores from Northern Cross-River, Nigeria, for oilfield drilling fluid supplement. Journal of Degraded and Mining Lands Management, 9(1), 3015–3026. https://doi.org/10.15243/jdmlm.2021.091.3015