CORTEZ, J. W.; BONATO, M. D. .; MARTINS, M. S. .; GREITER, J. L. G. .; ANGHINONI, M. . SOYBEAN ESTABLISHMENT AND SOIL PENETRATION RESISTANCE UNDER SOIL TILLAGE SYSTEMS AND SOWING SPEED IN TWO SEASONS. EnergAgric 2021, 36, 324-334.