| Copa Sudamericana 2003 - Appearances as Referee |  |
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| 01/10/2003 | Universidad Católica | - | Cienciano | 3:1 | 2 | 1 | 1 |
| Copa Sudamericana 2003 - Appearances as Referee | |
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| 01/10/2003 | Universidad Católica | - | Cienciano | 3:1 | 2 | 1 | 1 |
| Complete name: | Carlos Arecio Amarilla Demarqui |
| Born: | 26/10/1970 |
| Place of birth: |
Asunción, 
Paraguay |
| Nationality: |
Paraguay |
| Height: | 183 cm |
| Weight: | 87 kg |