Lopes, S.F., Vale, V.S., Schiavini, I., Prado Júnior, J.A., Oliveira, A.P. and Arantes, C.S. 2014. Canopy stratification in tropical seasonal forests: how the functional traits of community change among the layers . Bioscience Journal. 30, 5 (Aug. 2014), 1551–1562.