Imhoff, Silvia, Alvaro Pires da Silva, and Cassio Antonio Tormena. 2000. “Applications of the Resistance Curve in the Control of the Physical Quality of Soils under Grass”. Pesquisa Agropecuaria Brasileira 35 (7):1493-1500. https://doi.org/10.1590/S1678-3921.pab2000.v35.5908.