Dorignac, J. Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
Flach, S. Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
Dorignac, J., & Flach, S. (2005). Isochronism and tangent bifurcation of band edge modes in Hamiltonian lattices. Physica D-Nonlinear Phenomena, 204(1-2), 83-109.