| Author | Titles | | 1.
| Roggero, Costanza | 1 | | 2.
| Roggmann, Bettina | 1 | | 3.
| Rogier, Francesca | 2 | | 4.
| Rogina, Kresimin, 1959- | 1 | | 5.
| Roginski, Szymon | 1 | | 6.
| Rogister, John | 1 | | 7.
| Roglán, Mark A. | 1 | | 8.
| Rogliatti, Gianni | 1 | | 9.
| Rogozinski, Pawel, 1955- | 1 | | 10.
| Rogozinsky, Cristina 1965- | 1 |
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