方度量的<em>k</em>层设施选址问题的近似算法

邵嘉婷, 徐大川, 王凤敏

Approximation Algorithms for the Squared Metric k-Level Facility Location Problem

SHAO Jiating, XU Dachuan, WANG Fengmin

应用数学学报 . 2016, (4): 586 -597 . DOI: 10.12387/C2016054