- 1476
- 1976-06-27
science: الجيولوجيا
- 1445
- 1976-05-27
- 1410
- 1976-04-22
- 1364
- 1976-03-07
- 1247
- 1975-11-08
- 1245
- 1975-11-06
- 1202
- 1975-09-23
- 1199
- 1975-09-20
- 1196
- 1975-09-17
- 1118
- 1975-07-01
- 1103
- 1975-06-16
- 1091
- 1975-06-04
- 1083
- 1975-05-27
- 1011
- 1975-03-16
- 975
- 1975-02-08
- 952
- 1975-01-16
- 946
- 1975-01-10
- 929
- 1974-12-21
- 921
- 1974-12-13
- 881
- 1974-11-03