%0 Journal Article %A Pinto, José %A Aylwin, Ruben %A Jerez-Hanckes, Carlos %T Fast solver for quasi-periodic 2D-Helmholtz scattering in layered media %J ESAIM: Mathematical Modelling and Numerical Analysis %D 2021 %P 2445-2472 %V 55 %N 5 %I EDP-Sciences %U https://www.numdam.org/articles/10.1051/m2an/2021053/ %R 10.1051/m2an/2021053 %G en %F M2AN_2021__55_5_2445_0