| Author | Titles | | 1.
| Barbosa, João Morais | 3 | | 2.
| Barbosa, João Paulo | 1 | | 3.
| Barbosa, Joaquim António Teixeira | 2 | | 4.
| Barbosa, Jorge Emílio | 1 | | 5.
| Barbosa, Jorge Morais, 1937- | 9 | | 6.
| Barbosa, José | 20 | | 7.
| Barbosa, José, 1869-1923 | 3 | | 8.
| Barbosa, José, 1900-1977 | 4 | | 9.
| Barbosa, José, 1966- | 1 | | 10.
| Barbosa, José António | 1 |
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