%0 Journal Article %A Helmut Reckziegel %A Martin Linden %T On the differentialbility of maps into lie transformation groups. %J Manuscripta mathematica %D 1989 %P 377-380 %V 63 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1989__63_3_155388/ %F MM2_1989__63_3_155388