| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 2015 |
|
Diffusion | Stan C. Smith | Novel | |
| July 2015 |
|
Diffusion | Stan C. Smith | Novel | |
| August 2015 |
|
Diffusion | Stan C. Smith | Novel | |
| August 2015 |
|
Diffusion | Stan C. Smith | Novel | |
| December 2018 |
|
Diffusion Box Set: An Alien First Contact Adventure Series | Stan C. Smith | Omnibus | |1 |