| Europa League 1964/1965 - Appearances as Referee |  |
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| 16/09/1964 | Aris Saloniki | - | AS Roma | 0:0 | - | - | - |
| 07/04/1965 | Ferencvárosi TC | - | Athletic Bilbao | 1:0 | - | - | - |
| Europa League 1964/1965 - Appearances as Referee | |
|
|
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| 16/09/1964 | Aris Saloniki | - | AS Roma | 0:0 | - | - | - |
| 07/04/1965 | Ferencvárosi TC | - | Athletic Bilbao | 1:0 | - | - | - |
| Complete name: | Konstantin Zečević |
| Born: | 17/01/1922 |
| Place of birth: |
Serbia |
| Residence: | Beograd |
| Nationality: |
Serbia |