H. Barucq, T. Chaumont-frelet, and C. Gout, Stability analysis of heterogeneous helmholtz problems and finite element solution based on propagation media approximation. submitted, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01408934

N. Collier, D. Pardo, L. Dalcin, M. Paszynski, and V. M. Calo, The cost of continuity: A study of the performance of isogeometric finite elements using direct solvers, Computer Methods in Applied Mechanics and Engineering, vol.213, issue.216, pp.213-216353, 2012.
DOI : 10.1016/j.cma.2011.11.002

J. Douglas, J. E. Santos, D. Sheen, and L. Bennethum, FREQUENCY DOMAIN TREATMENT OF ONE-DIMENSIONAL SCALAR WAVES, Mathematical Models and Methods in Applied Sciences, vol.03, issue.02, pp.171-194, 1993.
DOI : 10.1142/S0218202593000102

U. Hetmaniuk, Stability estimates for a class of Helmholtz problems, Communications in Mathematical Sciences, vol.5, issue.3, 2007.
DOI : 10.4310/CMS.2007.v5.n3.a8

F. Ihlenburg and I. Babu?ka, Finite element solution of the Helmholtz equation with high wave number Part I: The h-version of the FEM, Computers & Mathematics with Applications, vol.30, issue.9, pp.9-37, 1995.
DOI : 10.1016/0898-1221(95)00144-N

F. Ihlenburg and I. Babu?ka, Finite Element Solution of the Helmholtz Equation with High Wave Number Part II: The h-p Version of the FEM, SIAM Journal on Numerical Analysis, vol.34, issue.1, pp.315-358, 1997.
DOI : 10.1137/S0036142994272337

J. M. Melenk, On generalized finite element methods, 1995.

J. M. Melenk and S. A. Sauter, Convergence analysis for finite element discretizations of the Helmholtz equation with Dirichlet-to-Neumann boundary conditions, Mathematics of Computation, vol.79, issue.272, pp.1871-1914, 2010.
DOI : 10.1090/S0025-5718-10-02362-8

J. M. Melenk and S. A. Sauter, Wavenumber Explicit Convergence Analysis for Galerkin Discretizations of the Helmholtz Equation, SIAM Journal on Numerical Analysis, vol.49, issue.3, pp.1210-1243, 2011.
DOI : 10.1137/090776202

J. R. Shewchuk, Triangle: Engineering a 2D quality mesh generator and Delaunay triangulator, Applied Computational Geometry: Towards Geometric Engineering From the First ACM Workshop on Applied Computational Geometry, pp.203-222, 1996.
DOI : 10.1007/BFb0014497
URL : http://www.cs.cmu.edu/People/bumba/filing_cabinet/./papers/shewchuk-triangle.ps.gz

I. Babu?ka and S. Sauter, Is the pollution effect of the fem avoidale for the helmholtz equation considering high wave numbers? SIAM REVIEW, pp.451-484, 2000.