Távora, Francisco José Alves Fernandes, and Manoel Barbosa Filho. “Early Planting and Supplemental Irrigation on Cassava Growth and Yield”. Pesquisa Agropecuaria Brasileira, vol. 29, no. 12, Dec. 1994, pp. 1915-26, doi:10.1590/S1678-3921.pab1994.v29.4249.