1. E. Infeld and G. Rowlands, Nonlinear Waves, Solitons and Chaos (Cambridge Univ. Press, Cambridge, 2000; Fizmatlit, Moscow, 2005).
2. A. Scott, Nonlinear Science: Emergence and Dynamics of Coherent Structures (Oxford Univ. Press, 1999; Fizmatlit, Moscow, 2007).
3. Yu. S. Kivshar and G. P. Agrawal, Optical Solitons: From Fibers to Photonic Crystals (Academic, San Diego, CA, 2003; Fizmatgiz, Moscow, 2005).
4. P. G. Kevrekidis, The Discrete Nonlinear Schrödinger Equation: Mathematical Analysis, Numerical Computations and Physical Perspectives (Springer, Berlin, 2009).
5. Nonlinearities in Periodic Structures and Metamaterials, Ed. by C. Denz, S. Flach, and Yu. S. Kivshar (Springer, Heidelberg, 2010).