| Super League 1997 Relegation - Appearances as Referee |  |
 |
 |
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| 24/04/1997 | FC Luzern | - | Servette FC | 0:0 | 3 | - | - |
| 03/05/1997 | FC Lugano | - | SC Kriens | 2:0 | 4 | - | - |
| Super League 1997 Relegation - Appearances as Referee | |
|
|
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| 24/04/1997 | FC Luzern | - | Servette FC | 0:0 | 3 | - | - |
| 03/05/1997 | FC Lugano | - | SC Kriens | 2:0 | 4 | - | - |
| Complete name: | Serge Muhmenthaler |
| Born: | 20/05/1953 |
| Place of birth: |
Grenchen, 
Switzerland |
| Nationality: |
Switzerland |
| Bundesliga (GER) appearances: | 4 |