%0 Journal Article %A Celada, Pietro %A Cupini, Giovanni %A Guidorzi, Marcello %T Existence and regularity of minimizers of nonconvex integrals with $p-q$ growth %J ESAIM: Control, Optimisation and Calculus of Variations %D 2007 %P 343-358 %V 13 %N 2 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv:2007014/ %R 10.1051/cocv:2007014 %G en %F COCV_2007__13_2_343_0