| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Martin Bogdev |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Ivajlo Bozev |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Georgi Ignatov |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Vencislav Koznichki |
|
1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 |
