- 1739
- 1977-03-24
science: الرياضيات
- 1729
- 1977-03-14
- 1600
- 1976-10-30
- 1594
- 1976-10-24
- 1570
- 1976-09-30
- 1476
- 1976-06-27
- 1445
- 1976-05-27
- 1348
- 1976-02-19
- 1319
- 1976-01-21
- 1312
- 1976-01-14
- 1247
- 1975-11-08
- 1199
- 1975-09-20
- 1118
- 1975-07-01
- 1091
- 1975-06-04
- 1047
- 1975-04-21
- 952
- 1975-01-16
- 946
- 1975-01-10
- 945
- 1975-01-09
- 881
- 1974-11-03
- 876
- 1974-10-29