%0 Journal Article %A Ghisi, Marina %A Gobbino, Massimo %A Rovellini, Giulio %T Symmetry-breaking in a generalized Wirtinger inequality %J ESAIM: Control, Optimisation and Calculus of Variations %D 2018 %P 1381-1394 %V 24 %N 4 %I EDP-Sciences %U http://archive.numdam.org/articles/10.1051/cocv/2017059/ %R 10.1051/cocv/2017059 %G en %F COCV_2018__24_4_1381_0