| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Hugo Cordero |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Jorge Larrionda |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Roberto Ruscio |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Wagner Tardelli Azevedo |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
