@article{gutierrez_lana_teixeira_veloso_rennó_2019,  title={Performance of crossbred lactating cows at grazing in response to nitrogen supplementation and different levels of concentrate feed},  volume={71},  ISSN={0102-0935},  url={https://doi.org/10.1590/1678-4162-10265},  DOI={10.1590/1678-4162-10265},  number={3},  journal={Arquivo Brasileiro de Medicina Veterinária e Zootecnia},  publisher={Universidade Federal de Minas Gerais, Escola de Veterinária},  author={Gutierrez, G.S. and Lana, R.P. and Teixeira, C.R.V. and Veloso, C.M. and Rennó, L.N.},  year={2019},  month={May},  pages={1005–1014} }