WASET
Fayad, A. , Alqhazaly, Q. , Cinkler, T.. "Time and Wavelength Division Multiplexing Passive Optical Network Comparative Analysis: Modulation Formats and Channel Spacings". World Academy of Science, Engineering and Technology, Open Science Index 174, International Journal of Electronics and Communication Engineering, (2021), 15(6), 231 - 237.