| Verfasser | Häufigkeit |
| Schmidt, Christian Y. 1956- |
18 |
| Schmidt, Yvonne |
18 |
| Schmidt, Trudeliese 1942-2004 |
16 |
| Yakar, Rachel 1938-2023 |
15 |
| Harnoncourt, Nikolaus 1929-2016 |
14 |
| Heibert, Frank 1960- |
11 |
| Reza, Yasmina 1959- |
11 |
| Schmidt-Henkel, Hinrich 1959- |
11 |
| Schmidt, Amalie |
10 |
| Yonge, Charlotte Mary 1823-1901 |
10 |
| Mozart, Wolfgang Amadeus 1756-1791 |
9 |
| Hollweg, Werner 1936-2007 |
8 |
| Schmidt, Yvonne 1982- |
8 |
| Chor der Oper Zürich |
7 |
| Schmidt, Andreas 1960- |
7 |
| Gilardi, Paola |
6 |
| Monteverdi, Claudio 1567-1643 |
6 |
| Opernhaus Zürich Monteverdi-Ensemble |
6 |
| Schmidt, Y. |
6 |
| Araiza, Francisco 1950- |
5 |