A. N. Z. Rashed and Amina M. El-Nabawy, I. M. E.- dokany, A. E. A. M. (2011) “Upgrading Efficiency and Improvement of the Performance of Broadband Wireless Optical Access Communication Networks”, International Journal of Communication Networks and Information Security (IJCNIS), 3(2). doi: 10.17762/ijcnis.v3i2.80.