| Author | Titles | 1.
| Zastrozny, Marcin | 1 | 2.
| Zasypkin, I.Yu | 1 | 3.
| Zatse, Vasilios | 1 | 4.
| Zatti, Paola | 3 | 5.
| Zaugg, Fred | 1 | 6.
| Zaugg, Rémy, 1943-2005 | 2 | 7.
| Zaugg-Röthlisberger, Michele | 1 | 8.
| Zaunschirm, Thomas | 1 | 9.
| Zautashvili, Iliko, 1952- | 2 | 10.
| Zavadil, Paulo | 1 |
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