Chukwuma, Orji Martin, Eleanya Eberechkwu Edith, Mohammed Danlami Alfa, Yahaya Adamu Babadoko, Williams Osagiele Ebhohimen, and Chukwu Christian Uchenna. “The Solid Mineral Sector and Economic Diversification in Nigeria”. Lapai Journal of Economics 2, no. 2 (December 30, 2018): 123–142. Accessed July 3, 2024. https://ojs.ibbujournals.com.ng/index.php/lje/article/view/12.