@article{articled9daab78,
title   = {Adsorption of Cd, Cu, Ni and Zn in tropical soils under competitive and non-competitive systems},
author = {Moreira, Cindy Silva and Alleoni, Luis Reynaldo Ferracciu},
year = {2010},
doi = {10.1590/S0103-90162010000300008},
journal   = {Scientia Agricola}
}