| Author | Titles | | 1.
| Picard, Gilbert | 3 | | 2.
| Picard, Gilbert Charles, 1913-1998 | 3 | | 3.
| Picard, Hélène | 1 | | 4.
| Picard, Jean-Charles | 1 | | 5.
| Picard, Olivier | 1 | | 6.
| Picard, R., | 0 | | 7.
| Author is: Picard, René | 2 | | 8.
| Picard, René | 2 | | 9.
| Picard, Roger | 2 | | 10.
| Picariello, Antonio | 1 | | 11.
| Picarolo, António | 1 |
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