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"Polynomial Time Approximation Scheme for Symmetric Rectilinear Steiner ..."
Xiuzhen Cheng, Bhaskar DasGupta, Bing Lu (2001)
- Xiuzhen Cheng, Bhaskar DasGupta, Bing Lu:
Polynomial Time Approximation Scheme for Symmetric Rectilinear Steiner Arborescence Problem. J. Glob. Optim. 21(4): 385-396 (2001)

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