Paiva, S. de, Zawadzki, C. H., Ruvulo-Takasusuki, M. C. C., Lapenta, A. S. e Renesto, E. (2013) “<b>Allozyme analysis of the four species of <i>Hypostomus</i> (Teleostei: Loricariidae) from the Ivaí river, upper Paraná river basin, Brazil</b&gt; - doi: 10.4025/actascibiolsci.v35i4.16355”, Acta Scientiarum. Biological Sciences, 35(4), p. 571-578. doi: 10.4025/actascibiolsci.v35i4.16355.