- M.V.P. Garcia, F.A. Tal, “The influence of the kinetic energy in equilibrium of Hamiltonian systems”, Journal of Differential Equations, 213, № 2, 2005,
410 
- R. B. Bortolatto, M. V. P. Garcia, F. A. Tal, “Kinetic Energy and the Stable Set”, Qual. Theory Dyn. Syst., 10, № 1, 2011,
1