@article{articled7281a06,
title   = {Soil structure degradation in patches of alfalfa fields},
author = {Miretti, María Celeste and Imhoff, Silvia and Silva, Alvaro Pires da and Lavado, Raúl},
year = {2010},
doi = {10.1590/S0103-90162010000500015},
journal   = {Scientia Agricola}
}