Perturbations of flexible Lattès maps Xavier Buff, Thomas Gauthier (2013) Bulletin de la Société Mathématique de France We prove that any Lattès map can be approximated by strictly postcritically finite rational maps which are not Lattès maps.
Polynomial diffeomorphisms of C 2 : VII. Hyperbolicity and external rays Eric Bedford, John Smillie (1999) Annales scientifiques de l'École Normale Supérieure