- 1851
- 1977-07-14
education: الكيمياء
- 1751
- 1977-04-05
- 1731
- 1977-03-16
- 1710
- 1977-02-21
- 1706
- 1977-02-17
- 1599
- 1976-10-29
- 1597
- 1976-10-27
- 1593
- 1976-10-23
- 1586
- 1976-10-16
- 1585
- 1976-10-15
- 1580
- 1976-10-10
- 1578
- 1976-10-08
- 1356
- 1976-02-28
- 1351
- 1976-02-22
- 1333
- 1976-02-04
- 1332
- 1976-02-03
- 1331
- 1976-02-02
- 1330
- 1976-02-01
- 1321
- 1976-01-23
- 1320
- 1976-01-22