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http://en.wikipedia.org/wiki/wiki/Rhinelepis_aspera.
- [fishbase]
https://www.fishbase.se/summary/Rhinelepis-aspera.html.
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Agostinho, A. A., Barbieri, G., and Verani, J. R. (1991).
Idade e crescimento do cascudo preto Rhinelepis aspera
(Siluriformes, Loricariidae) no rio Paranapanema, bacia do rio
Paraná.
Revista Unimar, 13(2):259--272.
- [Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.
- [SatoFene1998]
Sato, Y., Fenerich-Verani, N., Verani, J. R., Godinho, H. P., and Sampaio,
E. V. (1998).
Induced reproduction and reproductive characteristics of
Rhinelepis aspera Agassiz, 1829 (Osteichthyes: Siluriformes,
Loricariidae).
Brazilian Archives of Biology and Technology, 43:309--314.