TY - JOUR AU - R. Mifflin AU - C. Sagastizabal TI - Relating U-Lagrangians to Second-Order Epi-Derivatives and Proximal Tracks JO - Journal of convex analysis PY - 2005 SP - 81 EP - 93 VL - 12 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2005_12_1_JCA_2005_12_1_a4/ ID - JCA_2005_12_1_JCA_2005_12_1_a4 ER -