Tule, M. K., U. Nuruddeen, O. S. Ogundele, and A. O. Martins. “A Test of the Fiscal Theory of Price Level: Case Study of Nigeria”. International Journal of Economics and Financial Issues, vol. 9, no. 6, Oct. 2019, pp. 67-76, https://www.econjournals.com/index.php/ijefi/article/view/8768.