%0 Journal Article %A Weissauer, Rainer %T On certain degenerate eigenvalues of Hecke operators %J Compositio Mathematica %D 1992 %P 127-145 %V 83 %N 2 %I Kluwer Academic Publishers %U http://www.numdam.org/item/CM_1992__83_2_127_0/ %G en %F CM_1992__83_2_127_0