| Referee | Matches | FH | SH | W | D | L |  |
 |
 |
C/M |
|---|---|---|---|---|---|---|---|---|---|---|
| Cesare Jonni | 1 | - | - | 1 | - | - | - | - | - | 0 |
| Albert Dusch | 1 | - | - | 1 | - | - | - | - | - | 0 |
| Joao Efzel Filho | 1 | - | - | - | 1 | - | - | - | - | 0 |
| Leo Horn | 1 | - | - | - | - | 1 | - | - | - | 0 |
| 4 | - | - | 2 | 1 | 1 | - | - | - | 0 |
FH = First half,
SH = Second half,
W = Matches won,
D = Matches drawn,
L = Matches lost,
C/M = Cards/Match.