| Champions League 1983/1984 - Appearances as Referee |  |
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| 19/10/1983 | Olympiakos Piraeus | - | SL Benfica | 1:0 | 2 | - | - |
| Champions League 1983/1984 - Appearances as Referee | |
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| 19/10/1983 | Olympiakos Piraeus | - | SL Benfica | 1:0 | 2 | - | - |
| Complete name: | Egon Sostarić |
| Born: | 25/11/1941 |
| Place of birth: |
Yugoslavia |
| Residence: | Maribor |
| Nationality: |
Serbia |