Maldonado-Ocampo, J. A. and Albert, J. S. (2004) “Gymnotus ardilai: a new species of Neotropical electric fish (Ostariophysi: Gymnotidae) from the Rio Magdalena Basin of Colombia”, Zootaxa. Auckland, New Zealand, 759(1), pp. 1–10. doi: 10.11646/zootaxa.759.1.1.