TY - JOUR AU - G.W. Stewart TI - Conjugate Direction Methods for Solving Systems of Linear Equations. JO - Numerische Mathematik PY - 1973 SP - 285 EP - 297 VL - 21 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1973__21_132235/ ID - NUMA_1973__21_132235 ER -