%0 Journal Article %A Ulrich Koschorke %T Belts and k-invariants of link maps in spheres. %J Manuscripta mathematica %D 1992 %P 241-250 %V 76 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1992__76_1_155751/ %F MM2_1992__76_1_155751