GIORA, J.; MALABARBA, L. R. Gymnotus refugio, a new and endangered species of electric fish of the Gymnotus pantherinus species-group from southern Brazil (Gymnotiformes: Gymnotidae) . Zootaxa, Auckland, New Zealand, v. 4066, n. 5, p. 581–590, 2016. DOI: 10.11646/zootaxa.4066.5.6. Disponível em: https://mapress.com/zt/article/view/zootaxa.4066.5.6. Acesso em: 20 apr. 2025.