| Europa League 1977/1978 - Appearances as Referee |  |
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| 28/09/1977 | CSKA Sofia | - | FC Zürich | 1:1 aet | - | - | - |
| Europa League 1977/1978 - Appearances as Referee | |
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| 28/09/1977 | CSKA Sofia | - | FC Zürich | 1:1 aet | - | - | - |
| Complete name: | Adolf Mathias |
| Born: | 30/03/1938 |
| Place of birth: |
Austria |
| Residence: | Mödling |
| Nationality: |
Austria |