@article{article58fec510,
title   = {Improvement of a testing apparatus for dynamometry: procedures for penetrometry and influence of strain rate to quantify the tensile strength of soil aggregates},
author = {Figueiredo, Getúlio Coutinho and Silva, Alvaro Pires da and Tormena, Cássio Antonio and Giarola, Neyde Fabíola Balarezo and Moraes, Sérgio Oliveira and Almeida, Brivaldo Gomes de},
year = {2011},
doi = {10.1590/S0100-06832011000200008},
journal   = {Revista Brasileira de Ciência do Solo}
}