| Author | Titles | | 1.
| Rigolo, Pietro, 1981- | 1 | | 2.
| Rigon, Fernando | 2 | | 3.
| Rigutini, Giuseppe | 1 | | 4.
| Rigvava, Guia, 1954 - | 1 | | 5.
| Ríha, Bohumil | 1 | | 6.
| Riha, Karl | 1 | | 7.
| Rihitā, Geruharuto, 1932- | 0 | | 8.
| Author is: Richter, Gerhard, 1932- | 38 | | 9.
| Riis, Jacob, 1849-1914 | 2 | | 10.
| Riis, Jacob August, 1849-1914 | 0 | | 11.
| Author is: Riis, Jacob, 1849-1914 | 2 | | 12.
| Riise, John Olav, 1885-1978 | 1 |
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