| Author | Titles | | 1.
| Ríos, Julián | 1 | | 2.
| Rios Magriná, Olga de los | 1 | | 3.
| Rios, Margarida | 1 | | 4.
| Los Ríos Martínez, Esperanza de | 1 | | 5.
| Rios, Miguel | 5 | | 6.
| Rios, Niza | 1 | | 7.
| Rios, Ricardo de los | 1 | | 8.
| Rios, Roberto Álvarez, 1932- | 1 | | 9.
| Rios Ruiz, Manuel | 1 | | 10.
| Riotor, Léon, 1865-1946 | 2 |
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