- 9901
- 2001-01-11
education: الجيولوجيا
- 9693
- 2000-06-15
- 9095
- 1998-10-14
- 9070
- 1998-09-19
- 9062
- 1998-09-11
- 9057
- 1998-09-06
- 9039
- 1998-08-19
- 8776
- 1997-11-25
- 8447
- 1996-12-26
- 8146
- 1996-02-27
- 7748
- 1995-01-14
- 7629
- 1994-09-15
- 7154
- 1993-05-17
- 4474
- 1984-10-28
- 3262
- 1981-06-11
- 3218
- 1981-04-28
- 2762
- 1980-01-24
- 2226
- 1978-07-31
- 2191
- 1978-06-26
- 2061
- 1978-02-13