| Copa Libertadores 1974 - Appearances as Referee |  |
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| 04/02/1974 | Cerro Porteño | - | Club Olimpia | 1:0 | - | - | - |
| 02/10/1974 | São Paulo FC | - | Defensor Lima | 4:0 | - | - | - |
| Copa Libertadores 1974 - Appearances as Referee | |
|
|
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| 04/02/1974 | Cerro Porteño | - | Club Olimpia | 1:0 | - | - | - |
| 02/10/1974 | São Paulo FC | - | Defensor Lima | 4:0 | - | - | - |
| Complete name: | Arturo Andrés Ithurralde |
| Born: | 06/03/1934 |
| Place of birth: |
Argentina |
| Nationality: |
Argentina |