@article{gonçalves_echevarria_2004,  title={Cobre no controle da verminose gastrintestinal em ovinos},  volume={34},  ISSN={0103-8478},  url={https://doi.org/10.1590/S0103-84782004000100028},  DOI={10.1590/S0103-84782004000100028},  number={1},  journal={Ciência Rural},  publisher={Universidade Federal de Santa Maria},  author={Gonçalves, Isabel Gonçalves de and Echevarria, Flavio Augusto Menezes},  year={2004},  month={Jan},  pages={183–188} }