| Article ID: | iaor2001404 |
| Country: | United Kingdom |
| Volume: | 50 |
| Issue: | 5 |
| Start Page Number: | 554 |
| End Page Number: | 556 |
| Publication Date: | May 1999 |
| Journal: | Journal of the Operational Research Society |
| Authors: | Taket A. |
| Keywords: | systems, computers: information |