| Copa Sudamericana 2008 - Appearances as Referee |  |
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 |
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| 30/07/2008 | River Plate | - | Universidad Católica | 2:0 | 3 | - | - |
| Copa Sudamericana 2008 - Appearances as Referee | |
|
|
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| 30/07/2008 | River Plate | - | Universidad Católica | 2:0 | 3 | - | - |
| Complete name: | Antonio Javier Arias Alvarenga |
| Born: | 07/09/1972 |
| Place of birth: |
Paraguay |
| Nationality: |
Paraguay |