| Name of map | Bibcode & ADS-link | Comments |
| G109.1-1.0 | 1995MNRAS.277..549H | |
| G109.1-1.0 | 1983IAUS..101..437G | |
| G109.1-1.0 | 1983IAUS..101..437G | |
| G109.1-1.0 | 1983PASJ...35..447S | |
| G109.1-1.0 | 1984ApJ...283..147H | |
| G109.1-1.0 | 1984ApJ...283..147H | |
| G109.1-1.0 | 1984ApJ...283..147H | |
| G109.1-1.0 | 1984ApJ...283..147H | |
| G109.1-1.0 | 1990ApJS...73..781S | |
| G109.1-1.0 | 1998AJ....115.1693C | |
| G109.1-1.0 | 1998AJ....115.1693C | |
| G109.1-1.0 | Trushkin (1998) | RATAN 1D-scans |