The author(s) of this article has(ve) requested that it be retracted from publication
Volume 11, Issue 1, April 2015, Pages 58–62
Gamil Alsharahi1, Ahmed Faize2, and Abdellah Driouach3
1 Laboratory of Communications and System, Faculty of Sciences, Abdelmalek Essaaidi University, Tetouan, Morocco
2 Faculty of sciences, Abdelmalek Esaadi University, Tetuan, Morocco
3 Laboratory of Communications and System, Faculty of Sciences, Abdelmalek Essaaidi University, Tetouan, Morocco