@Article{ 
  AstBia20,
  author = { Astorg, Matthieu and Bianchi, Fabrizio },
  title = { Higher bifurcations for polynomial skew-products },
  journal = { Journal of Modern Dynamics },
  year = { 2022 },
  doi = { 10.3934/jmd.2022003 },
  volume = { 18 },
  pages = { 69-99 },
  URL = { https://gecogedi.dimai.unifi.it/paper/398/ },
  note = { cvgmt preprint}
}