The following publications are possibly variants of this publication:
- A Primal-Dual Approximation Algorithm for the ::::k::::-Level Stochastic Facility Location ProblemZhen Wang, Donglei Du, Dachuan Xu. AAIM 2010: 253-260 [doi]
- An approximation algorithm for stochastic multi-level facility location problem with soft capacitiesChenchen wu, Donglei Du, Yue Kang. jco, 44(3):1680-1692, 2022. [doi]
- Erratum to: An approximation algorithm for the k-level stochastic facility location problem [Oper. Res. Lett. 38(2010) 386-389]Zhen Wang, Donglei Du, Adriana Felicia Gabor, Dachuan Xu. orl, 39(2):160-161, 2011. [doi]
- An approximation algorithm for the k-level facility location problem with outliersLu Han, Dachuan Xu, Dandan Liu, Chenchen wu. ol, 15(6):2053-2065, 2021. [doi]
- An Approximation Algorithm for the Dynamic k-level Facility Location ProblemLimin Wang, Zhao Zhang, Dachuan Xu, Xiaoyan Zhang. AAIM 2019: 284-291 [doi]
- A combinatorial approximation algorithm for k-level facility location problem with submodular penaltiesLi Zhang, Jing Yuan, Zhizhen Xu, Qiaoliang Li. jco, 46(1):5, August 2023. [doi]
- An approximation algorithm for the ::::k::::-level capacitated facility location problemDonglei Du, Xing Wang, Dachuan Xu. jco, 20(4):361-368, 2010. [doi]