%0 Journal Article
%A Joackim Bernier
%A Benoît Grébert
%T Birkhoff normal forms for Hamiltonian PDEs in their energy space
%J Journal de l’École polytechnique — Mathématiques
%D 2022
%P 681-745
%V 9
%I École polytechnique
%U https://jep.centre-mersenne.org/articles/10.5802/jep.193/
%R 10.5802/jep.193
%G en
%F JEP_2022__9__681_0