Ofer M. Shir Mike Preuss Boris Naujoks Michael T. M. Emmerich Enhancing Decision Space Diversity in Evolutionary Multiobjective Algorithms. 95-109 2009 EMO http://dx.doi.org/10.1007/978-3-642-01020-0_12 conf/emo/2009 db/conf/emo/emo2009.html#ShirPNE09