1. Breathers in nonlinear lattices: existence, linear stability and quantization;Aubry;Physica D,1997
2. Dynamical Systems;Birkhoff,1927
3. Introduction to Nonlinear Differential and Integral Equations;Davis,1962
4. Foundations of Modern Analysis;Dieudonné,1969
5. Computational studies of discrete breathers;Flach,2004