“Influence of Rainfall on the Trophic Status of a Brazilian Semiarid Reservoir - Doi: 10.4025 actascibiolsci.V35i4.18261”. 2013. Acta Scientiarum. Biological Sciences 35 (4): 505-11. https://doi.org/10.4025/actascibiolsci.v35i4.18261.