Wave attractors: Linear Yet Nonlinear. - Leo R. M. Maas (Int. J. Bifurc. Chaos, 2005)

Hamiltonian discontinuous Galerkin FEM for linear, stratified (in)compressible Euler equations: internal gravity waves. - Alexander M. van Oers; Leo R. M. Maas; Onno Bokhove (J. Comput. Phys., 2017)