%0 Journal Article %A Ronnie Lee %A D.M. Wilczynski %T Correction to %J Commentarii mathematici Helvetici %D 1992 %P 334-336 %V 67 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1992__67_3_251498/ %F CMH_1992__67_3_251498