- 1774
- 1977-04-28
science: العلم والحياة
- 1706
- 1977-02-17
- 1685
- 1977-01-27
- 1640
- 1976-12-11
- 1614
- 1976-11-13
- 1600
- 1976-10-30
- 1586
- 1976-10-16
- 1572
- 1976-10-02
- 1535
- 1976-08-25
- 1435
- 1976-05-17
- 1418
- 1976-04-30
- 1407
- 1976-04-19
- 1365
- 1976-03-08
- 1335
- 1976-02-06
- 1118
- 1975-07-01
- 706
- 1974-05-10
- 692
- 1974-04-26
- 681
- 1974-04-15
- 615
- 1974-02-08