| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Anton Genov |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Bogomil Marinov |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Hristo Ristoskov |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Radoslav Stanev |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
