TY - JOUR AU - G.W. Stewart TI - On the Invariance of Perturbed Null Vectors Under Column Scaling. JO - Numerische Mathematik PY - 1984 SP - 61 EP - 66 VL - 44 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1984__44_132918/ ID - NUMA_1984__44_132918 ER -