@article{garcia_zuanon_2019,  title={Sexual dimorphism in the electric knifefish, <i>Gymnorhamphichthys rondoni</i> (Rhamphichthyidae: Gymnotiformes)},  volume={49},  ISSN={0044-5967},  url={https://doi.org/10.1590/1809-4392201804392},  DOI={10.1590/1809-4392201804392},  number={3},  journal={Acta Amazonica},  publisher={Instituto Nacional de Pesquisas da Amazônia},  author={GARCIA, Elisa Queiroz and ZUANON, Jansen},  year={2019},  month={Jul},  pages={213–220} }