Bibliography
1) Fiber-Optic Communications Systems, Fourth Edition. Govind P.Agrawal, John Wiley & Sons, Inc;
2) Optical Fiber Communications: Principles and Practice, Senior John,Prentice Hall; 2008
3) Advanced Optical Communication Systems and Networks, Milorad Cvijetic and Ivan B. Djordjevic,Artech House Applied Photonics.