TY - JOUR AU - Douglas, Jim AU - Hensley, Jeffrey L. AU - Roberts, Jean E. TI - An alternating-direction iteration method for Helmholtz problems JO - Applications of Mathematics PY - 1993 SP - 289 EP - 300 VL - 38 IS - 4-5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1993.104557/ DO - 10.21136/AM.1993.104557 LA - en ID - 10_21136_AM_1993_104557 ER -