- 7616
- 1994-09-02
technology: الطاقة المتجددة
- 7502
- 1994-05-07
- 7390
- 1994-01-13
- 7052
- 1993-01-24
- 6983
- 1992-11-04
- 6689
- 1991-11-23
- 5199
- 1986-11-01
- 4591
- 1985-02-23
- 4546
- 1985-01-09
- 4153
- 1983-12-05
- 4148
- 1983-11-30
- 4126
- 1983-11-08
- 3185
- 1981-03-26
- 3170
- 1981-03-11
- 3133
- 1981-02-01
- 2858
- 1980-04-30