@article{lutz_1926,  title={Observações sobre Batrachios brasileiros},  volume={19},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761926000200001},  DOI={10.1590/S0074-02761926000200001},  number={2},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Lutz, Adolpho},  year={1926},  pages={139–174} }