J. R. P. Ramella, J. de A. Barbosa, S. D. Ferreira, E. Fey, and N. V. da Costa, “Weed interference on nutrient accumulation in the leaves of cassava under no-tillage or conventional tillage”, PAB, vol. 55, no. X, p. e01750, Nov. 2020, doi: 10.1590/S1678-3921.pab2020.v55.26812.