@article{COCV_2002__7__69_0,
     author = {Fonseca, Irene and Fusco, Nicola and Marcellini, Paolo},
     title = {An existence result for a nonconvex variational problem via regularity},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {69--95},
     publisher = {EDP-Sciences},
     volume = {7},
     year = {2002},
     doi = {10.1051/cocv:2002004},
     mrnumber = {1925022},
     zbl = {1044.49011},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv:2002004/}
}