TY - JOUR AU - H.J. Stetter TI - The Defect Correction Principle and Discretization Methods. JO - Numerische Mathematik PY - 1977 SP - 425 EP - 444 VL - 29 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1977__29_132530/ ID - NUMA_1977__29_132530 ER -