@article{M2AN_2012__46_3_647_0,
     author = {Erlangga, Yogi and Turkel, Eli},
     title = {Iterative schemes for high order compact discretizations to the exterior {Helmholtz} equation},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {647--660},
     publisher = {EDP-Sciences},
     volume = {46},
     number = {3},
     year = {2012},
     doi = {10.1051/m2an/2011063},
     mrnumber = {2877369},
     zbl = {1272.65082},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/m2an/2011063/}
}