@article{article30006165,
title   = {Changes of chemical properties in an oxisol after clearing of native Cerrado vegetation for agricultural use in Vilhena, Rondonia State, Brazil},
author = {Carvalho, J L N and Cerri, C E P and Cerri, Carlos Clemente and Feigl, Brigitte Josefine and Piccolo, Marisa de Cassia and Godinho, V P and Herpin, U},
year = {2007},
doi = {10.1016/j.still.2007.04.001},
journal   = {Soil & Tillage Research}
}