@article{barth_1962,  title={Estudos histológicos sôbre as glândulas peçonhentas da "Viúva negra", Latrodectus mactans (Fabricius) (Arachnida, Araneae, Theridiidae)},  volume={60},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761962000200012},  DOI={10.1590/S0074-02761962000200012},  number={2},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Barth, Rudolf},  year={1962},  month={Jul},  pages={275–292} }