@article{fernandes-matioli_matioli_almeida-toledo_2000,  title={Species diversity and geographic distribution of Gymnotus (Pisces: Gymnotiformes) by nuclear (GGAC)n microsatellite analysis},  volume={23},  ISSN={1415-4757},  url={https://doi.org/10.1590/S1415-47572000000400016},  DOI={10.1590/S1415-47572000000400016},  number={4},  journal={Genetics and Molecular Biology},  publisher={Sociedade Brasileira de Genética},  author={Fernandes-Matioli, F.M.C. and Matioli, S.R. and Almeida-Toledo, L.F.},  year={2000},  month={Dec},  pages={803–807} }