| Europa League 1987/1988 - Appearances as Referee |  |
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| 15/09/1987 | Celtic FC | - | Borussia Dortmund | 2:1 | - | - | - |
| 21/10/1987 | FC Barcelona | - | Dinamo Moskva | 2:0 | - | - | - |
| 15/03/1988 | TJ Vítkovice | - | Espanyol Barcelona | 0:0 | - | - | - |
| Europa League 1987/1988 - Appearances as Referee | |
|
|
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| 15/09/1987 | Celtic FC | - | Borussia Dortmund | 2:1 | - | - | - |
| 21/10/1987 | FC Barcelona | - | Dinamo Moskva | 2:0 | - | - | - |
| 15/03/1988 | TJ Vítkovice | - | Espanyol Barcelona | 0:0 | - | - | - |
| Complete name: | Albert Rudolf Thomas |
| Born: | 07/10/1939 |
| Place of birth: |
Amsterdam, 
Netherlands |
| Nationality: |
Netherlands |