%0 Journal Article %A Kalaï, R. %A Aloulou, M. A. %A Vallin, Ph. %A Vanderpooten, D. %T Lexicographic $\alpha $-robustness : an application to the 1-median problem %J RAIRO - Operations Research - Recherche Opérationnelle %D 2010 %P 119-138 %V 44 %N 2 %I EDP-Sciences %U http://archive.numdam.org/articles/10.1051/ro/2010010/ %R 10.1051/ro/2010010 %G en %F RO_2010__44_2_119_0