A. Abbondandolo, A. Figalli:
High action orbits for Tonelli Lagrangians and superlinear  Hamiltonians on compact configuration spaces
J. Differential Equations (Accepted Paper) 2006

A. Abbondandolo, A. Figalli:
Invariant measures of Hamiltonian systems with prescribed asymptotic Maslov index
Journal of Fixed Point Theory and Applications (Accepted Paper) 2008