%0 Journal Article %A M. Anwar %A J. Pečarić %T On Log-Convexity for Differences of Mixed Symmetric Means %J Matematičeskie zametki %D 2010 %P 811-821 %V 88 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2010_88_6_a1/ %G ru %F MZM_2010_88_6_a1