| Author | Titles | | 1.
| Barbosa, Miguel, 1925-2019 | 16 | | 2.
| Barbosa, Nídia | 1 | | 3.
| Barbosa, Nuno, 19-?- | 1 | | 4.
| Barbosa, Nuno Ventura | 3 | | 5.
| Barbosa, Orlando | 1 | | 6.
| Barbosa, Patrícia | 1 | | 7.
| Barbosa, Paula maciel | 1 | | 8.
| Barbosa, Paulo Duarte | 1 | | 9.
| Barbosa, Pedro, | 2 | | 10.
| Barbosa, Pedro, 1950- | 7 |
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