Copatti, C. E.; Ross, M.; Copatti, B. R.; Seibel, L. F. <b>Bioassessment Using Benthic Macroinvertebrates of the Water Quality in the Tigreiro River, Jacuí Basin</b&gt; - Doi: 10.4025/actascibiolsci.V35i4.18934. Acta Sci. Biol. Sci. 2013, 35, 521-529.