Julien Perez Cécile Germain-Renaud Balázs Kégl Charles Loomis Grid Differentiated Services: A Reinforcement Learning Approach. 287-294 2008 CCGRID http://doi.ieeecomputersociety.org/10.1109/CCGRID.2008.33 conf/ccgrid/2008 db/conf/ccgrid/ccgrid2008.html#PerezGKL08