Allozyme Analysis of the Four Species of Hypostomus (Teleostei: Loricariidae) from the Ivaí River, Upper Paraná River Basin, Brazil - Doi: 10.4025 actascibiolsci.V35i4.16355. Acta Sci. Biol. Sci. 2013, 35 (4), 571-578. https://doi.org/10.4025/actascibiolsci.v35i4.16355.