Basso, Fernanda Carvalho, et al. “RELATIONS AMONG FORAGE SHORGUM YIELD AND PHYSICAL ATTRIBUTES AND ORGANIC MATTER CONTENT OF A LATOSOL IN THE BRAZILIAN SAVANNAH”. Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics], vol. 41, no. 1, Mar. 2011, pp. 135-44, https://doi.org/10.5216/pat.v41i1.7099.