Olanrewaju, O.A. et al. 2015. Assessing possible energy potential in a food and beverage industry: Application of IDA-ANN-DEA approach. Journal of Energy in Southern Africa. 26, 1 (Mar. 2015), 74–85. DOI:https://doi.org/10.17159/2413-3051/2015/v26i1a2223.