Moritz A. Drexl. An approximation algorithm for the k-Level Concentrator Location Problem. Oper. Res. Lett., 39(5):355-358, 2011. [doi]
@article{Drexl11,
title = {An approximation algorithm for the k-Level Concentrator Location Problem},
author = {Moritz A. Drexl},
year = {2011},
doi = {10.1016/j.orl.2011.06.008},
url = {http://dx.doi.org/10.1016/j.orl.2011.06.008},
researchr = {https://researchr.org/publication/Drexl11},
cites = {0},
citedby = {0},
journal = {Oper. Res. Lett.},
volume = {39},
number = {5},
pages = {355-358},
}