| Article ID: | iaor20001021 |
| Country: | Netherlands |
| Volume: | 21 |
| Issue: | 3 |
| Start Page Number: | 133 |
| End Page Number: | 137 |
| Publication Date: | Oct 1997 |
| Journal: | Operations Research Letters |
| Authors: | Hassin Refael, Tamir Arie, Rubinstein Shlomi |
| Keywords: | heuristics |
We describe approximation algorithms with bounded performance guarantees for the following problem: A graph is given with edge weights satisfying the triangle inequality, together with two numbers