@article{malta_1993,  title={<i>Ergasilus urupaensis  </i> sp. n. (COPEPODA: ERGASILIDAE) das brânquias de <i>Prochilodus nigricans  </i> AGASSIZ, 1829 (CHARACIFORMES: PROCHILODONTIDAE) da Amazônia Brasileira},  volume={23},  ISSN={0044-5967},  url={https://doi.org/10.1590/1809-43921993234456},  DOI={10.1590/1809-43921993234456},  number={4},  journal={Acta Amazonica},  publisher={Instituto Nacional de Pesquisas da Amazônia},  author={MALTA, Jose Celso O.},  year={1993},  pages={449–456} }