| Article ID: | iaor1992231 |
| Country: | United Kingdom |
| Volume: | 29 |
| Issue: | 9 |
| Start Page Number: | 1725 |
| End Page Number: | 1732 |
| Publication Date: | Sep 1991 |
| Journal: | International Journal of Production Research |
| Authors: | Tanchoco J.M.A., Sinriech David |
| Keywords: | graphs |
In this paper, the authors introduce the