Efficiency and cost analysis of a designed in-line water heating system compared to a conventional water heating system in South Africa. Journal of Energy in Southern Africa, [S. l.], v. 23, n. 3, p. 9–15, 2012. DOI: 10.17159/2413-3051/2012/v23i3a3167. Disponível em: https://energyjournal.africa/article/view/3167. Acesso em: 23 nov. 2024.