TY - JOUR AU - E. MERZRATH TI - Direct Solution of Partial Difference Equations. JO - Numerische Mathematik PY - 1966 SP - 431 EP - 436 VL - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1966__9_131757/ ID - NUMA_1966__9_131757 ER -