Development of a biofuel lamp and its comparison with a kerosene lamp. Journal of Energy in Southern Africa, [S. l.], v. 19, n. 2, p. 22–24, 2008. DOI: 10.17159/2413-3051/2008/v19i2a3325. Disponível em: https://energyjournal.africa/article/view/3325. Acesso em: 23 nov. 2024.