TY - JOUR AU - E. Hairer TI - Unconditionally Stable Methods for Second Order Differential Equations. JO - Numerische Mathematik PY - 1979 SP - 373 EP - 380 VL - 32 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1979__32_132616/ ID - NUMA_1979__32_132616 ER -