| Author | Titles | 1.
| Castro, Luís Vieira de, 1898-1954 | 28 | 2.
| Castro, Luisa | 1 | 3.
| Castro, Luísa Melo e, 1973- | 1 | 4.
| Castro, Luiz Cláudio de | 1 | 5.
| Castro, Lurdes, 1930-2022 | 106 | 6.
| Related author: KWY (Grupo de artistas) | 8 | 7.
| Castro, Lurdes de Melo e 1903-1996 | 0 | 8.
| Author is: Castro, Maria de Lurdes de Melo e, 1903-1996 | 12 | 9.
| Castro, M. Luis | 1 | 10.
| Castro, Machado de, 1731-1822 | 2 | 11.
| Castro, Madalena de | 2 | 12.
| Castro, Mafalda | 1 |
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