Abdullahi, Aliyu, Soala Ariweriokuma, Nathaniel O. Olaoye, and Jazuli Bello. 2016. “Imperatives for Modelling and Forecasting Petroleum Products Demand for Nigeria”. Journal of Research in Business, Economics and Management 6 (4), 998-1011. http://scitecresearch.com/journals/index.php/jrbem/article/view/650.