Ilya Safro, Dorit Ron, Achi Brandt. A Multilevel Algorithm for the Minimum 2-sum Problem. J. Graph Algorithms Appl., 10(2):237-258, 2006. [doi]
@article{SafroRB06:0,
title = {A Multilevel Algorithm for the Minimum 2-sum Problem},
author = {Ilya Safro and Dorit Ron and Achi Brandt},
year = {2006},
url = {http://jgaa.info/accepted/2006/SafroRonBrandt2006.10.2.pdf},
researchr = {https://researchr.org/publication/SafroRB06%3A0},
cites = {0},
citedby = {0},
journal = {J. Graph Algorithms Appl.},
volume = {10},
number = {2},
pages = {237-258},
}