Okungbowa, E. F. O., and M. O. Abhulimen. “ENERGY AND INDUSTRIAL PRODUCTIVITY IN NIGERIA: A DISAGGREGATED CASE”. JOURNAL OF ECONOMICS AND ALLIED RESEARCH, vol. 6, no. 1, Mar. 2021, pp. 201-17, http://jearecons.com/index.php/jearecons/article/view/92.