%0 Journal Article %A Kopa, Miloš %A Chovanec, Petr %T A second-order stochastic dominance portfolio efficiency measure %J Kybernetika %D 2008 %P 243-258 %V 44 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_2008__44_2_a7/ %G en %F KYB_2008__44_2_a7