%0 Journal Article %A Lex G. Oversteegen %A Edward D. Tymchatyn %T Extending isotopies of planar continua %J Annals of mathematics %D 2010 %P 2105-2133 %V 172 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2010.172.2105/ %R 10.4007/annals.2010.172.2105 %G en %F 10_4007_annals_2010_172_2105