Vieira, R.F., Vieira, C. and de Andrade, G.A. (1992) “Agronomic comparison of beans Phaseolus and Vigna genera with the common bean (Phaseolus vulgaris L”., Pesquisa Agropecuaria Brasileira, 27(6), pp. 841–850. doi:10.1590/S1678-3921.pab1992.v27.3717.