1. Agilent: Polarization controller. http://www.agilent.com/search/?Ntt=optical%20polarization%20control (2017). Accessed 23 Oct 2017
2. Agrawal, G.P.: Nonlinear Fiber Optics. Academic, New York (2007)
3. Agrawal, G.P.: Fiber-Optic Communication Systems. Wiley, Hoboken (2010)
4. Agrawal, A.J., Kumar, M., Saxena, R.: Comparison of different techniques of dispersion compensation. Int. J. Electron. Comput. Sci. Eng. 2(3), 912–918 (2013)
5. Azzam, E.S., Aly, M.H.: Performance evaluation of optical logic gates using FWM. Optoelectron. Adv. Mater Rapid Commun. 9(11–12), 1394–1400 (2015)