- 1948
- 1977-10-22
science: البحث العلمي
- 1926
- 1977-09-30
- 1887
- 1977-08-20
- 1881
- 1977-08-14
- 1818
- 1977-06-11
- 1807
- 1977-05-31
- 1793
- 1977-05-17
- 1765
- 1977-04-19
- 1752
- 1977-04-06
- 1749
- 1977-04-03
- 1710
- 1977-02-21
- 1667
- 1977-01-09
- 1635
- 1976-12-06
- 1632
- 1976-12-01
- 1610
- 1976-11-09
- 1604
- 1976-11-03
- 1577
- 1976-10-07
- 1565
- 1976-09-24
- 1526
- 1976-08-16
- 1524
- 1976-08-14