1. R.L. Sutherland: Handbook of Nonlinear Optics, 2nd edn. (Marcel Dekker, New York 2003)
2. R.W. Boyd: Nonlinear Optics, 3rd edn. (Academic, San Diego 2008)
3. G.P. Agrawal: Applications of Nonlinear Fiber Optics, 5th edn. (Academic, San Diego 2012)
4. A. Zakery, S.R. Elliott: Optical Nonlinearities in Chalcogenide Glasses and Their Applications (Springer, New York 2007)
5. B.J. Eggleton, B. Luther-Davies, K. Richardson: Nat. Photonics 5, 141 (2011)