@article{castro_polaz_2020,  title={Small-sized fish: the largest and most threatened portion of the megadiverse neotropical freshwater fish fauna},  volume={20},  ISSN={1676-0603},  url={https://doi.org/10.1590/1676-0611-BN-2018-0683},  DOI={10.1590/1676-0611-BN-2018-0683},  number={1},  journal={Biota Neotropica},  publisher={Instituto Virtual da Biodiversidade | BIOTA - FAPESP},  author={Castro, Ricardo M. C. and Polaz, Carla N. M.},  year={2020},  pages={e20180683} }