@article{louvandini_vitti_1996,  title={PHOSPHORUS METABOLISM AND ESTIMATION OF PHOSPHORUS REQUIREMENTS FOR SHEEP},  volume={53},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90161996000100027},  DOI={10.1590/S0103-90161996000100027},  number={1},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={LOUVANDINI, H and VITTI, D.M.S.S},  year={1996},  month={Jan},  pages={184–189} }