| Verfasser | Häufigkeit |
| Duran, Luis Guillermo |
2 |
| Edmondson, Jonathan C. 1959- |
2 |
| Estévez Sola, Juan A. |
2 |
| Hidalgo Martín, Luis Ángel |
2 |
| López Cobos, Jesús 1940-2018 |
2 |
| Ramírez Sadaba, José Luis |
2 |
| Ramírez de Verger, Antonio 1949- |
2 |
| Ramírez, Jesús Emilio |
2 |
| Rivero García, Luis |
2 |
| Acosta-Soto, Luis |
1 |
| Agudelo Ramírez, Luis Eduardo 1936- |
1 |
| Alvar, Antonio 1954- |
1 |
| Alvarez, Marcelo 1962- |
1 |
| Ayala-Alfonso, David |
1 |
| Berganza, Teresa 1933-2022 |
1 |
| Blancas, Antonio 1939-2022 |
1 |
| Bros, José 1960- |
1 |
| Callado, Marisa Cruzado |
1 |
| Cantarero, Mariola 1978- |
1 |
| Carpi, Elena 1957- |
1 |