| Europa League 1981/1982 - Appearances as Referee |  |
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| 20/10/1981 | Sturm Graz | - | IFK Göteborg | 2:2 | - | - | - |
| Europa League 1981/1982 - Appearances as Referee | |
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| 20/10/1981 | Sturm Graz | - | IFK Göteborg | 2:2 | - | - | - |
| Complete name: | Egon Sostarić |
| Born: | 25/11/1941 |
| Place of birth: |
Yugoslavia |
| Residence: | Maribor |
| Nationality: |
Serbia |