%0 Journal Article %A Bednařík, Dušan %A Pastor, Karel %T Decrease of $C^{1,1}$ property in vector optimization %J RAIRO - Operations Research - Recherche Opérationnelle %D 2009 %P 359-372 %V 43 %N 4 %I EDP-Sciences %U http://archive.numdam.org/articles/10.1051/ro/2009023/ %R 10.1051/ro/2009023 %G en %F RO_2009__43_4_359_0