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Improved approximation algorithms for the single-sink buy-at-bulk network design problems |
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| Authors: | Raja Jothi Balaji Raghavachari |
| Affiliation: | 1. Biostatistics Branch, National Institute of Environmental Health Sciences, National Institutes of Health, Research Triangle Park, NC 27709, USA;2. Department of Computer Science, University of Texas at Dallas, Richardson, TX 75083, USA |
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