@article{articlefcd45758,
title   = {Gamma ray computed tomography to evaluate wetting/drying soil structure changes},
author = {Pires, Luiz Fernando and Bacchi, Osny Oliveira Santos and Reichardt, Klaus},
year = {2005},
doi = {10.1016/j.nimb.2004.12.118},
journal   = {Nuclear Instruments & Methods in Physics Research B}
}