| Author | Titles | | 1.
| San Narciso, Celsa F. | 1 | | 2.
| San Nicolas, Juan | 2 | | 3.
| San Payo, 1890-1974 | 25 | | 4.
| San Payo, 1926-2014 | 0 | | 5.
| Author is: San-Payo, Nuno, 1926-2014 | 46 | | 6.
| San Payo, Alves, 1890-1974 | 0 | | 7.
| Author is: San Payo, 1890-1974 | 25 | | 8.
| San Payo, Helena, 1943- | 4 | | 9.
| San Payo, Manuel, 1958- | 8 | | 10.
| San Payo, Manuel Alves 1890-1974 | 0 | | 11.
| Author is: San Payo, 1890-1974 | 25 | | 12.
| San Payo, Manuel Joaquim Alves 1890-1974 | 0 | | 13.
| Author is: San Payo, 1890-1974 | 25 | | 14.
| San Payo, Manuel Pedro Alves Crespo de | 1 |
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