@article{2022-helmholtz,
       AUTHOR = {Betcke, Timo and Burman, Erik and Scroggs, Matthew W.},
        TITLE = {Boundary element methods for {Helmholtz} problems with weakly imposed boundary conditions},
         YEAR = {2022},
      JOURNAL = {SIAM Journal on Scientific Computing},
       VOLUME = {44},
       NUMBER = {5},
        PAGES = {{A2895--A2917}},
          DOI = {10.1137/20M1334802},
ARCHIVEPREFIX = {arXiv},
       EPRINT = {2004.13424},
}