| Europa League 1973/1974 - Appearances as Referee |  |
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| 19/09/1973 | ACF Fiorentina | - | FC Universitatea Craiova | 0:0 | - | - | - |
| Europa League 1973/1974 - Appearances as Referee | |
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| 19/09/1973 | ACF Fiorentina | - | FC Universitatea Craiova | 0:0 | - | - | - |
| Complete name: | Atanas P. Mateev |
| Born: | |
| Place of birth: |
Bulgaria |
| Residence: | Varna |
| Nationality: |
Bulgaria |