@article{M2AN_2019__53_4_1191_0,
     author = {Kim, Seungil},
     title = {Error analysis of {PML-FEM} approximations for the {Helmholtz} equation in waveguides},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {1191--1222},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {4},
     year = {2019},
     doi = {10.1051/m2an/2019026},
     zbl = {1455.78014},
     mrnumber = {3978473},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/m2an/2019026/}
}