%0 Journal Article %A Frank, Rupert L. %A Shterenberg, Roman G. %T On the scattering theory of the Laplacian with a periodic boundary condition. II. Additional channels of scattering %J Documenta mathematica %D 2004 %P 57-77 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_2004__9__a25/ %G en %F DOCMA_2004__9__a25