KIYINGI, I.; GWALI, S. Productivity and profitability of robusta coffee agroforestry systems in central Uganda. Uganda Journal of Agricultural Sciences, [S. l.], v. 13, n. 1, p. 85–93, 2012. Disponível em: http://journal.naro.go.ug/index.php/ujas/article/view/331. Acesso em: 18 may. 2024.