TY - JOUR AU - M. G. Mora TI - The Calibration Method for Free-Discontinuity Problems on Vector-Valued Maps JO - Journal of convex analysis PY - 2002 SP - 1 EP - 3 VL - 9 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2002_9_1_JCA_2002_9_1_a0/ ID - JCA_2002_9_1_JCA_2002_9_1_a0 ER -