Critical factors to be considered when planning the implementation of environmental improvements and energy saving. Journal of Energy in Southern Africa, [S. l.], v. 24, n. 4, p. 22–29, 2013. DOI: 10.17159/2413-3051/2013/v24i4a3142. Disponível em: https://energyjournal.africa/article/view/3142. Acesso em: 23 nov. 2024.