Carvalho, Juliana dos Santos, et al. “Evolution of Physical, Chemical, and Biological Attributes of Hydromorphic Soil under Crop-Livestock Integration Systems in the Pampa Biome”. Pesquisa Agropecuaria Brasileira, vol. 51, no. 9, Oct. 2016, pp. 1131-9, doi:10.1590/S1678-3921.pab2016.v51.22256.