U. G. · U. Gielen · Uwe Gielen · Uwe Glahn Ronald Stoyan
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| interstellarum Deep Sky Guide Desk Edition | 978-1-108-45313-4 (1-108-45313-9) | 2018 | Ronald Stoyan |
| interstellarum Deep Sky Guide Field Edition | 978-1-108-45385-1 (1-108-45385-6) | 2018 | " |