%0 Journal Article %A Tessmer, E. %A Behle, A. %T 3D Seismic modelling of general material anisotropy in the presence of the free surface by a Chebyshev spectral method %D 1992 %J , %V %@ 2214-4609 %C cp-45-00082 %R https://doi.org/10.3997/2214-4609.201410420 %I European Association of Geoscientists & Engineers, %X %U https://www.earthdoc.org/content/papers/10.3997/2214-4609.201410420