TY - JOUR AU - J. jr. DOUGLAS AU - J.E. GUNN TI - A General Formulation of Alternating Direction Methods. Part I. Parabolic and Hyperbolic Problems. JO - Numerische Mathematik PY - 1964 SP - 428 EP - 453 VL - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1964__6_131630/ ID - NUMA_1964__6_131630 ER -