| Issue | Volume | Number | Special | Supplement | Links |
|---|---|---|---|---|---|
| 1988/09 (open issue) | 1 | ||||
| 1988/12 (open issue) | 2 | ||||
| 1989/02 (open issue) | 3 | ||||
| 1989/04 (open issue) | 4 | ||||
| 1989/06 (open issue) | 5 | ||||
| 1989/08 (open issue) | 6 | ||||
| 1989/10 (open issue) | 7 | ||||
| 1989/12 (open issue) | 8 | ||||
| 1990/02 (open issue) | 9 | ||||
| 1990/04 (open issue) | 10 | ||||
| 1990/06 (open issue) | 11 | ||||
| 1990/08 (open issue) | 12 |