| Author | Titles | | 1.
| Masats, Ramón, 1931-2024 | 7 | | 2.
| Masats Tortera, Ramón, 1931-2024 | 0 | | 3.
| Author is: Masats, Ramón, 1931-2024 | 7 | | 4.
| Masaveu, Fernando | 4 | | 5.
| Masaveu, Jaime | 1 | | 6.
| Masaya, Koizumi | 1 | | 7.
| Masayesva, Victor | 1 | | 8.
| Masayuki, Kuriyama | 1 | | 9.
| Masbaum, Dirk | 1 | | 10.
| Masboungi, Ariella | 1 | | 11.
| Mascaranhas, J. A. de Oliveira, 1847-1918 | 1 |
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