| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1973 |
|
Welt der Vergessenen | Pabel-Moewig | Novel | |
| 1976 |
|
De planetenbouwers | Ridderhof | Novel | |
| October 1988 |
|
The Backlash Mission | Legend / Arrow Books | Novel |