Tondato, K. K., e Y. R. Súarez. “<b>Temporal Changes in Fish Species Composition of Headwater Streams of the Upper Paraguay and Paraná Basins, Brazil</b&gt; - Doi: 10.4025/actascibiolsci.V32i3.6160”. Acta Scientiarum. Biological Sciences, Vol. 32, nº 3, setembro de 2010, p. 279-84, doi:10.4025/actascibiolsci.v32i3.6160.