Toffoli, D. & Hrbek, T. & Goes de Araujo, M.L. & de Almeida, M.P. & Charvet-Almeida, P. & Farias, I.P. (2008)
A test of the utility of DNA barcoding in the radiation of the freshwater stingray genus Potamotrygon (Potamotrygonidae, Myliobatiformes).
Genetics and Molecular Biology, 31(Suppl. 1), 324–336 DOI: 10.1590/S1415-47572008000200028