| Friendlies 1978 - Appearances as Referee |  |
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 |
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| 04/08/1978 | Bulgaria | - | Romania | 2:0 | - | - | - |
| 20/12/1978 | Italy | - | Spain | 1:0 | 1 | - | - |
| Friendlies 1978 - Appearances as Referee | |
|
|
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| 04/08/1978 | Bulgaria | - | Romania | 2:0 | - | - | - |
| 20/12/1978 | Italy | - | Spain | 1:0 | 1 | - | - |
| Complete name: | Nikola Milanov Dudin |
| Born: | 18/05/1932 † |
| Place of birth: |
Bulgaria |
| Nationality: |
Bulgaria |