%0 Journal Article %A Robert Cardona %A Ana Rechtman %T Periodic orbits and Birkhoff sections of stable Hamiltonian structures %J Journal de l’École polytechnique — Mathématiques %D 2025 %P 235-286 %V 12 %I École polytechnique %U https://jep.centre-mersenne.org/articles/10.5802/jep.289/ %R 10.5802/jep.289 %G en %F JEP_2025__12__235_0