@article{tavares filho_melo_machado_maciel_2014,  title={Structural changes and degradation of Red Latosols under different management systems for 20 years},  volume={38},  ISSN={0100-0683},  url={https://doi.org/10.1590/S0100-06832014000400025},  DOI={10.1590/S0100-06832014000400025},  number={4},  journal={Revista Brasileira de Ciência do Solo},  publisher={Sociedade Brasileira de Ciência do Solo},  author={Tavares Filho, João and Melo, Thadeu Rodrigues de and Machado, Wesley and Maciel, Bruno Vieira},  year={2014},  month={Jul},  pages={1293–1303} }