| Verfasser | Häufigkeit |
|---|---|
| Wormald, Peter-John 1959- | 4 |
| Maxton, Graeme P. | 2 |
| Wormald, John | 2 |
| Wormald, Patrick 1947-2004 | 2 |
| Atkins, Peter W. 1940- | 1 |
| Browning, George G. | 1 |
| Campbell, James | 1 |
| John, Eric | 1 |
| Nelson, Janet L. 1942- | 1 |
| Ratcliffe, George | 1 |
| Wormald, Mark | 1 |
| Wormald, P. J. | 1 |
| de Paula, Julio | 1 |