| Author | Titles | | 1.
| Ramón Monreal, José | 1 | | 2.
| Ramón y Cajal, Santiago, 1852-1934 | 5 | | 3.
| Ramon y Fernadez-Oxea, Jose | 1 | | 4.
| Ramond, F. C. | 1 | | 5.
| Ramond, Pierre, 1935- | 3 | | 6.
| Ramond, Sylvie | 1 | | 7.
| Ramoneda, Josep | 3 | | 8.
| Ramonet, Ignacio | 1 | | 9.
| Ramos, A. Garcia, 1834-1892 | 0 | | 10.
| Author is: Ramos, Acúrcio Garcia, 1834-1892 | 1 | | 11.
| Ramos, Abílio Pais de | 3 |
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