| Cup Winners Cup 1977/1978 - Appearances as Referee |  |
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| 19/10/1977 | Austria Wien | - | TJ Lokomotíva Košice | 0:0 | - | - | - |
| Cup Winners Cup 1977/1978 - Appearances as Referee | |
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| 19/10/1977 | Austria Wien | - | TJ Lokomotíva Košice | 0:0 | - | - | - |
| Complete name: | Nikola Milanov Dudin |
| Born: | 18/05/1932 † |
| Place of birth: |
Bulgaria |
| Nationality: |
Bulgaria |