| Author | Titles | | 1.
| Gabriel | 2 | | 2.
| Gabriel Abrantes, 1984- | 0 | | 3.
| Author is: Abrantes, Gabriel, 1984- | 14 | | 4.
| Gabriel, Albert | 1 | | 5.
| Gabriel, Alexandre | 4 | | 6.
| Gabriel, John William | 26 | | 7.
| Gabriel, Maia | 1 | | 8.
| Gabriel, Manuel Nunes | 1 | | 9.
| Gabriel, Maria, 1937- | 47 | | 10.
| Gabriel, Marina Dewander, 1899-1969 | 3 | | 11.
| Gabriel y Galan, Jose Antonio | 1 |
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