Osório, N. C., Tremarin, P. I., Ludwig, T. V. e Rodrigues, L. (2017) “<b><i>Gomphonema</i&gt; Ehrenberg (Bacillariophyceae) in a lotic environment of the Upper Paraná River floodplain, Brazil”, Acta Scientiarum. Biological Sciences, 39(2), p. 135-159. doi: 10.4025/actascibiolsci.v39i2.32134.