hal-00693138 title_s Weakly expanding skew-products of quadratic maps auteur Jerome Buzzi, Olivier Sester, Masato Tsujii journal Ergodic Theory and Dynamical Systems volume 23 numero 5 pages 1401-1414 doi 10.1017/S0143385702001694 fichier_autre http://pdfs.semanticscholar.org/c931/579bea3e3ffd059a8aa0e217faaa61631672.pdf origine_autre openaccess annee 2003 Identifiant HAL 1896 822481 63254