@inproceedings{inproceedings7302619b,
title   = {Onset of turbulence and loss of hyperbolicity in dynamical systems},
author = {Lopes, Sergio Roberto and Caldas, Iberê Luiz and Galuzio, Paulo Paneque and Viana, Ricardo Luiz and Szezech Jr, José Danilo},
year = {2011},
publisher = {SBF},
booktitle   = {Econtro de Física}
}