| Author | Titles | | 1.
| Lucas, George, 1944- | 1 | | 2.
| Lucas, Isabel | 3 | | 3.
| Lucas, Isabel Galvão, 1955- | 1 | | 4.
| Lucas, Joana, 1979- | 6 | | 5.
| Lucas, João de Almeida, 1912-1961 | 19 | | 6.
| Lucas, João Pereira | 1 | | 7.
| Lucas, Joaquim Janela, 19--?- | 1 | | 8.
| Lucas, José | 1 | | 9.
| Lucas, José João | 1 | | 10.
| Lucas, Luís, 1952- | 2 |
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