Goedert, Wenceslau J., Marcio Julio Schermack, and Frederico Carneiro de Freitas. 2002. “Soil Compaction Status in Areas under No-till System”. Pesquisa Agropecuaria Brasileira 37 (2):223-27. https://doi.org/10.1590/S1678-3921.pab2002.v37.6331.