Transient chaos in two coupled, dissipatively perturbed Hamiltonian Duffing oscillators. - Sabarathinam Srinivasan; Kathamuthu Thamilmaran; L. Borkowski; Przemyslaw Perlikowski; Piotr Brzeski; Andrzej Stefanski; Tomasz Kapitaniak (Commun. Nonlinear Sci. Numer. Simul., 2013)