S. L. P. Medeiros, S. L. Westphalen, R. Matzenauer, and H. Bergamaschi, “Relations between evapotranspiration and grain yield of corn”, PAB, vol. 26, no. 1, pp. 1–10, Jan. 1991, doi: 10.1590/S1678-3921.pab1991.v26.3154.