| Copa Libertadores 1978 - Appearances as Referee |  |
 |
 |
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| 26/03/1978 | Palestino | - | Atlético Mineiro | 4:5 | - | - | 1 |
| 19/09/1978 | Boca Juniors | - | River Plate | 0:0 | - | - | 1 |
| Copa Libertadores 1978 - Appearances as Referee | |
|
|
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| 26/03/1978 | Palestino | - | Atlético Mineiro | 4:5 | - | - | 1 |
| 19/09/1978 | Boca Juniors | - | River Plate | 0:0 | - | - | 1 |
| Complete name: | César Augusto Orosco Guerrerom |
| Born: | 14/04/1930 |
| Place of birth: |
Peru |
| Nationality: |
Peru |