TY - JOUR AU - Pham Dinh Tao AU - Le Thi Hoai An TI - Lagrangian Stability and Global Optimality in Nonconvex Quadratic Minimization over Euclidean Balls and Spheres JO - Journal of convex analysis PY - 1995 SP - 263 EP - 276 VL - 2 IS - 1-2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_1995_2_1-2_a16/ ID - JCA_1995_2_1-2_a16 ER -