| Copa Libertadores 1981 - Appearances as Referee |  |
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| 04/04/1981 | Estudiantes de Mérida | - | Portuguesa FC | 1:1 | - | - | - |
| Copa Libertadores 1981 - Appearances as Referee | |
|
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| 04/04/1981 | Estudiantes de Mérida | - | Portuguesa FC | 1:1 | - | - | - |
| Complete name: | Mario Fiorenza |
| Born: | |
| Place of birth: |
Venezuela |
| Nationality: |
Venezuela |