Tommaselli, José Tadeu Garcia, and Nilson Augusto Villa Nova. “Corn Sowing Dates As a Function of Soil Water Deficits at Cambará-PR, Brazil”. Pesquisa Agropecuaria Brasileira, vol. 30, no. 4, Apr. 1995, pp. 505-14, doi:10.1590/S1678-3921.pab1995.v30.4333.