[1]
M. R. Cherubin, A. L. Santi, M. T. Eitelwein, T. J. C. Amado, D. H. Simon, and J. M. Damian, “Sampling grid size for characterization of the spatial variability of phosphorus and potassium in an Oxisol”, PAB, vol. 50, no. 2, pp. 168–177, Feb. 2015.