TY - CHAP A1 - Friese, T. A1 - Deuflhard, Peter A1 - Schmidt, Frank ED - Lai, Choi-Hong ED - Bjørstad, Petter E. ED - Cross, Mark ED - Widlund, Olof T1 - A Multigrid Method for the Complex Helmholtz Eigenvalue Problem T2 - Procs. Eleventh International Conference on Domain Decomposition Methods in Sciences and Engineering (DD11), UK Y1 - 1999 SP - 19 EP - 26 PB - DDM.org ER -