| Europa League 1989/1990 - Appearances as Referee |  |
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| 26/09/1989 | Spartak Moskva | - | Atalanta | 2:0 | - | - | 2 |
| 21/11/1989 | SSC Napoli | - | Werder Bremen | 2:3 | - | - | - |
| 06/03/1990 | Hamburger SV | - | Juventus | 0:2 | - | - | - |
| Europa League 1989/1990 - Appearances as Referee | |
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| 26/09/1989 | Spartak Moskva | - | Atalanta | 2:0 | - | - | 2 |
| 21/11/1989 | SSC Napoli | - | Werder Bremen | 2:3 | - | - | - |
| 06/03/1990 | Hamburger SV | - | Juventus | 0:2 | - | - | - |
| Complete name: | Bo Jonas Hilding Karlsson |
| Born: | 12/10/1949 |
| Place of birth: |
Sweden |
| Nationality: |
Sweden |