| Author | Popularity |
|---|---|
| Klerks, M.M. | 6 |
| Franz, E. | 3 |
| van Bruggen, A.H.C. | 3 |
| Termorshuizen, A.J. | 2 |
| Zijlstra, C. | 2 |
| van Gent-Pelzer, M.P.E. | 2 |
| Bokhorst, J.G. | 1 |
| Donnikov, M. | 1 |
| Kowalchuk, G.A. | 1 |
| Schoen, C.D. | 1 |
| Speksnijder, A. | 1 |
| de Vos, O.J. | 1 |
| de Vos, R. | 1 |
| van Bruggen, Ariena | 1 |
| van Doorn, R. | 1 |
