%0 Journal Article %A Reiner Kühnau %T Quasiconformal Reflection Coefficient and Fredholm Eigenvalue of an Ellipse of Hyperbolic Geometry %J Publications de l'Institut Mathématique %D 2004 %P 77 %V _N_S_75 %N 89 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2298/PIM0475077K/ %R 10.2298/PIM0475077K %G en %F 10_2298_PIM0475077K