@article{moreira_alleoni_2010,  title={Adsorption of Cd, Cu, Ni and Zn in tropical soils under competitive and non-competitive systems},  volume={67},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90162010000300008},  DOI={10.1590/S0103-90162010000300008},  number={3},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Moreira, Cindy Silva and Alleoni, Luís Reynaldo Ferracciú},  year={2010},  month={May},  pages={301–307} }