Development of a universal DC power supply using solar photovoltaic, utility and battery power sources. Journal of Energy in Southern Africa, [S. l.], v. 22, n. 1, p. 12–17, 2011. DOI: 10.17159/2413-3051/2011/v22i1a3199. Disponível em: https://energyjournal.africa/article/view/3199. Acesso em: 21 nov. 2024.