Controlling global stochasticity of Hamiltonian systems by nonlinear perturbation Ying Zhang, Gang Hu, Shigang Chen and H. A. Cerdeira Eur. Phys. J. B, 27 3 (2002) 381-384 Published online: 06 June 2002 DOI: 10.1140/epjb/e2002-00168-y