1. Selecta genera et species Piscium quos in itinere per Brasiliam;Agassiz,1829
2. Hypoxia tolerance in Amazon fishes: status of an under-explored biological "goldmine";Almeida-Val,1993
3. Morphological adaptation of two Amazonian characoids (Pisces) for surviving in oxygen deficient waters;Braum;Int. Rev. Ges. Hydrobiol.,1982
4. Hematology—Principles and Procedures;Brown,1976
5. Metabolic adjustments in two Amazonian cichlids exposed to hypoxia and anoxia;Chippari-Gomes;Comp. Biochem. Physiol.,2005