TY - JOUR AU - L. Bandeira AU - A. Ornelas TI - On the Characterization of a Class of Laminates for 2 × 2 Symmetric Gradients JO - Journal of convex analysis PY - 2011 SP - 37 EP - 58 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2011_18_1_JCA_2011_18_1_a1/ ID - JCA_2011_18_1_JCA_2011_18_1_a1 ER -