COLET, M.J., SVERZUT, C.B. and NETO, P.H.W. 2008. SOIL SCARIFICATION EFFECT ON THE SOIL PENETRATION RESISTANCE IN GRASSLAND. Revista Brasileira de Engenharia de Biossistemas. 2, 2 (Nov. 2008), 119–128. DOI:https://doi.org/10.18011/bioeng2008v2n2p119-128.