| Copa Libertadores 1984 - Appearances as Referee |  |
 |
 |
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| 15/03/1984 | Club Olimpia | - | Independiente | 1:0 | - | - | - |
| 20/03/1984 | Portuguesa FC | - | Sporting Cristal | 1:0 | - | - | 3 |
| Copa Libertadores 1984 - Appearances as Referee | |
|
|
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| 15/03/1984 | Club Olimpia | - | Independiente | 1:0 | - | - | - |
| 20/03/1984 | Portuguesa FC | - | Sporting Cristal | 1:0 | - | - | 3 |
| Complete name: | Arnaldo David Cézar Coelho |
| Born: | 15/01/1943 |
| Place of birth: |
Rio de Janeiro, 
Brazil |
| Nationality: |
Brazil |
| Profession: | Physiklehrer |