| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1978 |
|
Menace of the Saucers | Leisure Books | Novel | |
| 1978 |
|
Menace of the Saucers | Horwitz | Novel | |
| December 1980 |
|
Aufstand der Unsterblichen | Zauberkreis | Chapbook | |
| 1981 |
|
Invaders at Ground Zero | Leisure Books | Novel |