@article{d'agosto_carneiro_1999,  title={Evaluation of lugol solution used for counting rumen ciliates},  volume={16},  ISSN={0101-8175},  url={https://doi.org/10.1590/S0101-81751999000300011},  DOI={10.1590/S0101-81751999000300011},  number={3},  journal={Revista Brasileira de Zoologia},  publisher={Sociedade Brasileira de Zoologia},  author={D'Agosto, Marta and Carneiro, Maria Elisa},  year={1999},  pages={725–729} }