TY - JOUR AU - C. Lubich TI - Convolution Quadrature and Discretized Operational Calculus. I. JO - Numerische Mathematik PY - 1987 SP - 129 EP - 146 VL - 52 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1987__52_5_133229/ ID - NUMA_1987__52_5_133229 ER -