On partitioning graphs via single commodity flows.

Lorenzo Orecchia Leonard J. Schulman Umesh V. Vazirani Nisheeth K. Vishnoi On partitioning graphs via single commodity flows. 461-470 2008 STOC http://doi.acm.org/10.1145/1374376.1374442 conf/stoc/2008 db/conf/stoc/stoc2008.html#OrecchiaSVV08