TY - JOUR AU - Volle, M. TI - Duality for the level sum of quasiconvex functions and applications JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 1998 SP - 329 EP - 343 VL - 3 PB - EDP-Sciences UR - http://archive.numdam.org/item/COCV_1998__3__329_0/ LA - en ID - COCV_1998__3__329_0 ER -