- 1980
- 1977-11-23
international: المؤتمرات الدولية
- 1965
- 1977-11-08
- 1956
- 1977-10-30
- 1952
- 1977-10-26
- 1951
- 1977-10-25
- 1920
- 1977-09-24
- 1916
- 1977-09-20
- 1786
- 1977-05-10
- 1783
- 1977-05-07
- 1766
- 1977-04-20
- 1705
- 1977-02-16
- 1692
- 1977-02-03
- 1637
- 1976-12-08
- 1635
- 1976-12-06
- 1608
- 1976-11-07
- 1604
- 1976-11-03
- 1520
- 1976-08-10
- 1511
- 1976-08-01
- 1427
- 1976-05-09
- 1411
- 1976-04-23