L. P. Venancio, J. F. T. do Amaral, P. C. Cavatte, C. T. Vargas, E. F. dos Reis, and J. R. Dias, “Vegetative growth and yield of robusta coffee genotypes cultivated under different shading levels”, Biosci. J., vol. 35, no. 5, pp. 1490–1503, Oct. 2019.