- 6549
- 1990-08-01
technology: شبكة الاتصالات
- 6415
- 1990-03-18
- 5906
- 1988-10-21
- 5569
- 1987-11-14
- 5506
- 1987-09-11
- 5146
- 1986-09-09
- 3948
- 1983-05-10
- 3936
- 1983-04-28
- 3920
- 1983-04-12
- 3789
- 1982-11-29
- 3520
- 1982-03-01
- 3233
- 1981-05-13
- 3012
- 1980-10-02
- 3007
- 1980-09-27
- 2948
- 1980-07-29
- 2733
- 1979-12-25
- 1586
- 1976-10-16