| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Our Space Environment, Opportunities, Stakes and Dangers | 978-1-4987-5183-4 (1-4987-5183-0) | Roger-Maurice Bonnet · Thomas Schildknecht · Daniel Neuenschwander · Werner Schmutz | |
| Our space environment: Opportunities, takes and dangers. | 978-2-940222-88-9 (2-940222-88-6) | 2015 | Volker Gass |