| Copa Libertadores 1966 - Appearances as Referee |  |
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 |
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| 23/03/1966 | Jorge Wilstermann | - | Municipal de La Paz | 3:0 | - | - | 3 |
| Copa Libertadores 1966 - Appearances as Referee | |
|
|
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| 23/03/1966 | Jorge Wilstermann | - | Municipal de La Paz | 3:0 | - | - | 3 |
| Complete name: | Juan Oscar Ortubé Vargas |
| Born: | 24/05/1944 |
| Place of birth: |
Bolivia |
| Nationality: |
Bolivia |