13.Olympic Ring Junior Tournament
Yambol, Bulgaria
March?, 1988
Preliminaries (incomplete)
| 60kg | Sven Misgayski | GDR | Nikolov | BUL | PTS |
Quarterfinals (incomplete)
| 60kg | Sven Misgayski | GDR | Bardayev | BUL | PTS |
| 63,5kg | Davydov | BUL | Tino Kipping | GDR | PTS |
| 75kg | Sven Siebert | GDR | Vantosevanov | BUL | PTS |
| 91kg | Sven Ruediger | GDR | Nikolay Marinov | BUL | RSC 2 |
Semifinals (incomplete)
| 60kg | Sven Misgayski | GDR | Georgiev | BUL | PTS |
| 75kg | Sven Siebert | GDR | Kinev | BUL | PTS |
| 91kg | Sven Ruediger | GDR | Nikolov | BUL | WO. |
| +91kg | Valentin Georgiev | BUL | Joern Gerhardt | GDR | 3:2 |
Finals
| 48kg | Alexander Dinev | BUL | Valentin Kostov | BUL | PTS |
| 51kg | Joel Casamayor | CUB | Toncho Tonchev | BUL | PTS |
| 54kg | Leonard Doroftei | ROM | Lucian Gheorghita | ROM | PTS |
| 57kg | Nicolae Dima | ROM | Richard Lee | ENG | PTS |
| 60kg | Sven Misgayski | GDR | Jozsef Szegedem | HUN | PTS |
| 63,5kg | Tibor Muzsik | HUN | Tony Costello | ENG | PTS |
| 67kg | Mladen Stalev | BUL | Viktor Skrinski | BUL | PTS |
| 71kg | Borislav Kolev | BUL | Virgil Vaduva | ROM | PTS |
| 75kg | Sven Siebert | GDR | Ramon Garbey | CUB | PTS |
| 81kg | Viktor Ivanov | BUL | Alen Kozhukharov | BUL | PTS |
| 91kg | Sven Ruediger | GDR | Pencho Dzhurov | BUL | RSC 1 |
| +91kg | Ivailo Mirchev | BUL | Valentin Georgiev | BUL | PTS |
source: "Boxring" nr 7/1988 (page 4)