Popoola, T. O., and O. A. Mohammed. “Macroeconomic and Socio-Demographic Determinants of Longevity in Nigeria”. Lapai Journal of Economics, vol. 8, no. 2, Dec. 2024, pp. 23-33, https://ojs.ibbujournals.com.ng/index.php/lje/article/view/1376.