Nunes, W. de O.; Britto, D. P. de S.; Arruda, N. B. de; Oliveira, A. B. de. Study of Spacing for Cassava in Low Fertility Soils. PAB 2014, 11 (12), 59-64. https://doi.org/10.1590/S1678-3921.pab1976.v11.16930.