@article{rezende_reis_campos_santos_2020,  title={Influence of gestation length, seasonality, and calf sex on birth weight and placental retention in crossbred dairy cows},  volume={21},  ISSN={1809-6891},  url={https://doi.org/10.1590/1809-6891v21e-52881},  DOI={10.1590/1809-6891v21e-52881},  journal={Ciência Animal Brasileira},  publisher={Universidade Federal de Goiás},  author={Rezende, Estevão Vieira and Reis, Igor José and Campos, Carla Cristian and Santos, Ricarda Maria},  year={2020},  pages={e–52881} }