| Author | Titles | | 1.
| Sobrado, Susana | 1 | | 2.
| Sobral, Ana Maria, 1967- | 1 | | 3.
| Sobral, Antero | 1 | | 4.
| Sobral, Arthur de Vasconcellos, 1930- | 1 | | 5.
| Sobral, Augusto, 1933-2017 | 7 | | 6.
| Sobral, Aurora Vasconcelos | 0 | | 7.
| Author is: Vatsia | 2 | | 8.
| Sobral, Catarina, 1985- | 3 | | 9.
| Sobral Centeno, 1948- | 0 | | 10.
| Author is: Centeno, Sobral, 1948- | 22 | | 11.
| Sobral de Monte Agraço. Galeria Municipal | 3 | | 12.
| Sobral, Fernando | 1 |
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