| Author | Titles | | 1.
| Luís, Helder 1973- | 5 | | 2.
| Luís I, Rei de Portugal, 1838-1889 | 11 | | 3.
| Luís, Infante de Portugal | 1 | | 4.
| Luís, Jacinto, 1945- | 14 | | 5.
| Luís, Jacinto do Rosário, 1945- | 0 | | 6.
| Author is: Luís, Jacinto, 1945- | 14 | | 7.
| Luís Jardim, 1931-2003 | 0 | | 8.
| Author is: Portela, Luís Jardim, 1931-2003 | 13 | | 9.
| Luís, José | 3 | | 10.
| Luís, Laura Mónica Bessa, 1946- | 0 | | 11.
| Author is: Baldaque, Mónica, 1946- | 5 | | 12.
| Luís, Lázaro, 15- | 1 | | 13.
| Luís, Lázaro, 15- | 1 |
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