Aero, Oluwafadekemi, and Adeyemi A. Ogundipe. “Fiscal Deficit and Economic Growth in Nigeria: Ascertaining a Feasible Threshold”. International Journal of Economics and Financial Issues, vol. 8, no. 3, May 2018, pp. 296-0, https://econjournals.com.tr/index.php/ijefi/article/view/4421.