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Aranda, R., Catian, G., Bogiani, P.A. e Inforzato, I. 2011. <b>Effect of nectar pillaging by native stingless bees (Hymenoptera: Apidae) in the abscission of flowers of <em>Bougainvillea spectabilis</em> Willd. (Nyctaginaceae)</b&gt; - doi: 10.4025/actascibiolsci.v33i4.8191. Acta Scientiarum. Biological Sciences. 33, 4 (jul. 2011), 399-405. DOI:https://doi.org/10.4025/actascibiolsci.v33i4.8191.