de Carvalho, H. W. L., & Leal, M. de L. da S. (1991). Corn and bean cultivars in monoculture and intercropping systems. II. Yield trials. Pesquisa Agropecuaria Brasileira, 26(9), 1467–1473. https://doi.org/10.1590/S1678-3921.pab1991.v26.3487