| Article ID: | iaor19952239 |
| Country: | Germany |
| Volume: | 17 |
| Issue: | 1 |
| Start Page Number: | 23 |
| End Page Number: | 26 |
| Publication Date: | Jan 1995 |
| Journal: | OR Spektrum |
| Authors: | Chang C., Driessen T. |
The paper provides a new (pre)kernel catcher in that the relevant set always contains the (pre)kernel. This new (pre)kernel catcher gives rise to a better lower bound