| Article ID: | iaor20003323 |
| Country: | Netherlands |
| Volume: | 21 |
| Issue: | 4 |
| Start Page Number: | 159 |
| End Page Number: | 164 |
| Publication Date: | Nov 1997 |
| Journal: | Operations Research Letters |
| Authors: | Tamir Arie, Lowe Timothy J., Hsu Vernon Ning |
In this paper we give an