Antonietti, Paola F.Buffa, AnnalisaPerugia, Ilaria2017-04-032017-04-032017-04-03200610.1016/j.cma.2005.06.023https://infoscience.epfl.ch/handle/20.500.14299/136243Discontinuous Galerkin approximation of the Laplace eigenproblemtext::journal::journal article::research article