| Programm | Role | Version | Datum |
|---|---|---|---|
| GDOS-Check | Programmierer | 2.0 | 1994-01-01 |
| MessMaus | Programmierer | ||
| Alibi | Programmierer | 1.7 | |
| Blinex | Programmierer | 1.63 | |
| IdeaBook | Programmierer | 1.13 | |
| IdeaList | Programmierer | 3.961 |
| Artikel | Magazin |
|---|---|
| GL und ObjectGEM: GEM leicht gemacht | 22p |
