| Author | Titles | 1.
| Klochko, Deborah | 2 | 2.
| Klocker, Hubert | 2 | 3.
| Klocker, Susanne | 1 | 4.
| Klocker, Susi | 1 | 5.
| Klöckner, Clemens | 1 | 6.
| Kloek, Wouter | 3 | 7.
| Kloek, Wouter Th. | 1 | 8.
| Kloepfer, Chad | 1 | 9.
| Kloesel, Christian J. W. | 1 | 10.
| Kloguen, Denis Louis Cottineau de | 1 |
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