Lima, Cícero Aurélio Grangeiro, and Alain Passerat de Silans. “Spatial Variability of Water Infiltration in the Soil”. Pesquisa Agropecuaria Brasileira, vol. 34, no. 12, Dec. 1999, pp. 2311-20, doi:10.1590/S1678-3921.pab1999.v34.5565.