BOLZANI, ATÍLIO, JOSÉ MIGUEL ZELAYA BEJARANO, MARCELO JOSÉ COLET, and CLÁUDIO BIANOR SVERZUT. 2007. “CHISEL PLOW TOOLS CONSUMING BY THE SOIL ABRASION”. Revista Brasileira De Engenharia De Biossistemas 1 (3). Tup:271-76. https://doi.org/10.18011/bioeng2007v1n3p271-276.