@article{magalhães_1927,  title={O "Mal triste" das Aves},  volume={20},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761927000200008},  DOI={10.1590/S0074-02761927000200008},  number={2},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Magalhães, Octavio},  year={1927},  pages={323–353} }