| Europa League 1998/1999 - Appearances as Referee |  |
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 |
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| 15/09/1998 | AC Sparta Praha | - | Real Sociedad | 2:4 | - | - | 1 |
| 03/11/1998 | FC Zürich | - | Celtic FC | 4:2 | - | - | - |
| Europa League 1998/1999 - Appearances as Referee | |
|
|
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| 15/09/1998 | AC Sparta Praha | - | Real Sociedad | 2:4 | - | - | 1 |
| 03/11/1998 | FC Zürich | - | Celtic FC | 4:2 | - | - | - |
| Complete name: | Leif Sundell |
| Born: | 15/02/1958 |
| Place of birth: |
Sweden |
| Nationality: |
Sweden |