| Author | Titles | | 1.
| Riemann, Hugo, 1849-1919 | 1 | | 2.
| Riemann, Othon, 1853-1891 | 3 | | 3.
| Riemann, Robert | 3 | | 4.
| Riemann, Xenia | 1 | | 5.
| Riemann-Reyher, Marie Ursula | 1 | | 6.
| Riemschneider, Burkhard | 4 | | 7.
| Riemsdijk, B. W. F. van | 1 | | 8.
| Rieper, Michael | 1 | | 9.
| Riepl + Riepl (Firma de Arquitectura) | 1 | | 10.
| Riera, Alejandra | 1 |
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