@incollection {KSDD20,
    AUTHOR = {Kimn Jung-Han and Sarkis, Marcus},
     TITLE = {Shifted Laplacian RAS solvers for the Helmholtz equation},
 BOOKTITLE = {Domain decomposition methods in science and engineering {XX}},
    SERIES = {Lect. Notes Comput. Sci. Eng.},
    VOLUME = {91},
     PAGES = {155-162},
 PUBLISHER = {Springer},
   ADDRESS = {Heidelberg},
      YEAR = {2013},
   MRCLASS = {65N30 (35J25 65N55)},
  MRNUMBER = {2867661},
       DOI = {},
       URL = {},
}