| Copa Libertadores 1987 - Appearances as Referee |  |
 |
 |
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| 19/05/1987 | El Nacional | - | Club Olimpia | 4:0 | - | - | - |
| 15/09/1987 | Peñarol | - | River Plate | 0:0 | - | - | - |
| Copa Libertadores 1987 - Appearances as Referee | |
|
|
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| 19/05/1987 | El Nacional | - | Club Olimpia | 4:0 | - | - | - |
| 15/09/1987 | Peñarol | - | River Plate | 0:0 | - | - | - |
| Complete name: | Gastón Edmundo Castro Makuc |
| Born: | 23/08/1948 |
| Place of birth: |
Chile |
| Nationality: |
Chile |