@article{peretti_andrian_2008,  title={Feeding and morphological analysis of the digestive tract of four species of fish (Astyanax altiparanae, Parauchenipterus galeatus, Serrasalmus marginatus and Hoplias aff. malabaricus) from the upper Paraná River floodplain, Brazil},  volume={68},  ISSN={1519-6984},  url={https://doi.org/10.1590/S1519-69842008000300027},  DOI={10.1590/S1519-69842008000300027},  number={3},  journal={Brazilian Journal of Biology},  publisher={Instituto Internacional de Ecologia},  author={Peretti, D. and Andrian, IF.},  year={2008},  month={Aug},  pages={671–679} }