“Morphological and anatomical characterization of the digestive tract of Centropomus parallelus and Centropomus undecimalis - doi: 10.4025/actascibiolsci.v35i4.14352”, Acta Sci. Biol. Sci., vol. 35, nº 4, p. 467–474, jul. 2013, doi: 10.4025/actascibiolsci.v35i4.14352.