Acyl, A. K., F. E. Sapnken, A. K. Jeutsa, J. M. S. Sama, M. R. Ewodo-Amougou, and J. G. Tamba. “Forecasting Petroleum Products Consumption in the Chadian Road Transport Sector Using Optimised Grey Models”. International Journal of Energy Economics and Policy, vol. 14, no. 1, Jan. 2024, pp. 603-11, doi:10.32479/ijeep.14828.