@article{bertaco_lucena_2010,  title={Redescription of Astyanax obscurus (Hensel, 1870) and A. laticeps (Cope, 1894) (Teleostei: Characidae): two valid freshwater species originally described from rivers of Southern Brazil},  volume={8},  ISSN={1679-6225},  url={https://doi.org/10.1590/S1679-62252010000100002},  DOI={10.1590/S1679-62252010000100002},  number={1},  journal={Neotropical Ichthyology},  publisher={Sociedade Brasileira de Ictiologia},  author={Bertaco, Vinicius A and Lucena, Carlos A. S. de},  year={2010},  month={Jan},  pages={7–20} }