Energy cost versus production as a performance benchmark for analysis of companies. Journal of Energy in Southern Africa, [S. l.], v. 24, n. 1, p. 2–8, 2013. DOI: 10.17159/2413-3051/2013/v24i1a3001. Disponível em: https://energyjournal.africa/article/view/3001. Acesso em: 13 nov. 2024.