| Author | Titles | 1.
| Laffón, Rafael | 1 | 2.
| Laffont, Pierre, 1913-1993 | 1 | 3.
| Laffont, Robert, 1916- | 2 | 4.
| Laffranconi, Matteo | 1 | 5.
| Lafitau, Joseph François | 1 | 6.
| Lafitte, Marie Pierre | 1 | 7.
| Lafitte, Pierre | 1 | 8.
| Lafon, Paul | 1 | 9.
| Lafond, Jean | 4 | 10.
| Lafond, Paul, 1847-1918 | 10 |
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