@article{ribon_tavares filho_2004,  title={Models for the estimation of the physical quality of a Yellow Red Latosol (Oxisol) under pasture},  volume={47},  ISSN={1516-8913},  url={https://doi.org/10.1590/S1516-89132004000100004},  DOI={10.1590/S1516-89132004000100004},  number={1},  journal={Brazilian Archives of Biology and Technology},  publisher={Instituto de Tecnologia do Paraná - Tecpar},  author={Ribon, Adriana Aparecida and Tavares Filho, João},  year={2004},  month={Mar},  pages={25–31} }