| Verfasser | Häufigkeit |
| Vries, Gerard J. P. de 1952- |
29 |
| Vries, Jan de |
5 |
| DeVries, Philip J. |
4 |
| Vries, Han de 1941- |
4 |
| De Vries, Marius 1961- |
3 |
| De Vries, Philip J. |
3 |
| Houwen, Pieter J. van der |
3 |
| Kruse, Stefan |
3 |
| Penz, Carla Maria |
3 |
| Strobel, Johannes |
3 |
| Vries Robbé, Jan Job de |
3 |
| Vries, Casper G. de 1955- |
3 |
| Vries, H. B. de |
3 |
| Vries, Herman de 1931- |
3 |
| Winterbottom, Mark |
3 |
| Ali, Paul |
2 |
| Anderson, Garron P. 1935-1988 |
2 |
| Armstrong, Craig 1959- |
2 |
| Barrett, Kym 1965- |
2 |
| Bennett, S. J. |
2 |