Higher systolic inequalities for 3-dimensional contact manifolds

Abbondandolo, Alberto; Lange, Christian; Mazzucchelli, Marco

Journal de l’École polytechnique — Mathématiques, Volume 9 (2022) p. 807-851

A Hamiltonian version of a result of Gromoll and Grove

Frauenfelder, Urs; Lange, Christian; Suhr, Stefan

Annales de l'Institut Fourier, Volume 69 (2019) p. 409-419