Duruibe, Stanley Chigozie, Emmanuel E. Chigbu, Emeka Eugene Ejezube, and Philip Gospel Nwauwa. “An Evaluation of Public Expenditure and Economic Growth in Nigeria Using the Sectorial Economic Function Approach”. European Scientific Journal, ESJ 16, no. 7 (March 31, 2020): 142. Accessed March 28, 2024. https://eujournal.org/index.php/esj/article/view/12739.