TY - JOUR AU - M. Bousselsal AU - B. Brighi TI - Rank-One-Convex and Quasiconvex Envelopes for Functions Depending on Quadratic Forms JO - Journal of convex analysis PY - 1997 SP - 305 EP - 321 VL - 4 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_1997_4_2_a6/ ID - JCA_1997_4_2_a6 ER -