| Author | Titles | 1.
| Langemann, Peter | 3 | 2.
| Langemets, Andres | 1 | 3.
| Langen, Albert | 1 | 4.
| Langen Foudation (Neuss, Alemanha) | 1 | 5.
| Langer, Axel | 1 | 6.
| Langer, Brigitte | 1 | 7.
| Langer, Christopher | 1 | 8.
| Langer, Mattias | 1 | 9.
| Langer, Sandra L. | 1 | 10.
| Langer, Susanne K. | 1 |
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