| Autor | Títulos | 1.
| Kovacs, László, 1939- | 1 | 2.
| Kovacs, László Béla | 0 | 3.
| Ver: Kovacs, László, 1939- | 1 | 4.
| Kovács, Péter | 0 | 5.
| Ver: Kovács, Péter, 1959- | 3 | 6.
| Kovács, Péter, 1959- | 3 | 7.
| Kovacshazy, Christine | 0 | 8.
| Ver: Kovacshazy, Marie-Christine | 1 | 9.
| Kovacshazy, Marie-Christine | 1 | 10.
| Kovalev, Sergei | 0 | 11.
| Ver: Kovalev, Sergei, 1930-2021 | 1 | 12.
| Kovalev, Sergei, 1930-2021 | 1 | 13.
| Kovalev, Sergey | 0 | 14.
| Ver: Kovalev, Sergei, 1930-2021 | 1 | 15.
| Kovalevskiǐ, Maksim Maksimovitch | 0 | 16.
| Ver: Kovalewsky, Maxime, 1851-1916 | 1 |
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