| Author | Titles | | 1.
| Freire, Vitor Albuquerque | 1 | | 2.
| Freiria, Maria Luísa Mendes Moller | 1 | | 3.
| Freisler, Roland | 2 | | 4.
| Freitag, Antoine | 1 | | 5.
| Freitag, Barbara, 1941- | 2 | | 6.
| Freitag, Michael | 2 | | 7.
| Freitag, Wolfgang M. | 1 | | 8.
| Freitas, A. Ferreira de | 1 | | 9.
| Freitas, A. J. Vieira de | 3 | | 10.
| Freitas, A. Lago de | 1 |
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