Magnús M. Halldórsson Guy Kortsarz Maxim Sviridenko Min Sum Edge Coloring in Multigraphs Via Configuration LP. 359-373 2008 IPCO http://dx.doi.org/10.1007/978-3-540-68891-4_25 conf/ipco/2008 db/conf/ipco/ipco2008.html#HalldorssonKS08