| Verfasser | Häufigkeit |
| Esser, Barbara |
14 |
| Wilde, Christiane 1950- |
13 |
| Esser, Frank 1966- |
2 |
| Eßer, Barbara 1966- |
2 |
| Monteverde, Settimio 1966- |
2 |
| Pfetsch, Barbara 1958- |
2 |
| Schärer-Santschi, Erika |
2 |
| Staudacher, Diana |
2 |
| Steffen-Bürgi, Barbara |
2 |
| Zegelin, Angelika 1952- |
2 |
| Brattig, Patricia 1968- |
1 |
| Campbell, Joel T. |
1 |
| Esser, Annette 1957- |
1 |
| Esser, Barbara 1957- |
1 |
| Esser, Barbara 1963- |
1 |
| Esser, Barbara 1968- |
1 |
| Esser, Barbara F. |
1 |
| Flaugher, Ronald L. |
1 |
| Kudra, Barbara |
1 |
| Newman, Barbara 1953- |
1 |