| Europa League 1968/1969 - Appearances as Referee | |||||||
| 18/09/1968 | Athletic Club | - | Liverpool FC | 2:1 | - | - | - |
| 02/10/1968 | OGC Nice | - | Hansa Rostock | 2:1 | - | - | - |
| Europa League 1968/1969 - Appearances as Referee | |||||||
| 18/09/1968 | Athletic Club | - | Liverpool FC | 2:1 | - | - | - |
| 02/10/1968 | OGC Nice | - | Hansa Rostock | 2:1 | - | - | - |
| Complete name: | Eugen Boller |
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| Residence: | Reinach |
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