An efficiency assessment analysis of a modified gravitational Pelton-wheel turbine. Journal of Energy in Southern Africa, [S. l.], v. 20, n. 4, p. 19–29, 2009. DOI: 10.17159/2413-3051/2009/v20i4a3308. Disponível em: https://energyjournal.africa/article/view/3308. Acesso em: 5 dec. 2024.