| Europa League 1972/1973 - Appearances as Referee |  |
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| 27/09/1972 | Vojvodina | - | TJ Slovan ChZJD Bratislava | 1:2 | 1 | - | - |
| 29/11/1972 | FC Twente '65 | - | UD Las Palmas | 3:0 | 2 | - | - |
| Europa League 1972/1973 - Appearances as Referee | |
|
|
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| 27/09/1972 | Vojvodina | - | TJ Slovan ChZJD Bratislava | 1:2 | 1 | - | - |
| 29/11/1972 | FC Twente '65 | - | UD Las Palmas | 3:0 | 2 | - | - |
| Complete name: | Marian Środecki |
| Born: | 22/05/1935 † 24/11/2007 |
| Place of birth: |
Poland |
| Residence: | Wrocław |
| Nationality: |
Poland |