Campos, Milton César Costa, et al. “INFLUENCE OF GEOMORPHIC SURFACES ON THE SPATIAL DISTRIBUTION OF SOIL ATTRIBUTES IN A SUGARCANE CULTIVATION AREA”. Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics], vol. 40, no. 2, June 2010, pp. 133-41, https://doi.org/10.5216/pat.v40i2.4786.