Olivier Beaumont Nicolas Bonichon Philippe Duchon Hubert Larchevêque Distributed Approximation Algorithm for Resource Clustering. 61-73 2008 SIROCCO http://dx.doi.org/10.1007/978-3-540-69355-0_7 conf/sirocco/2008 db/conf/sirocco/sirocco2008.html#BeaumontBDL08