%0 Journal Article %A Akhmedov, Azer %T A weak Zassenhaus Lemma for discrete subgroups of Diff(I) %J Algebraic and Geometric Topology %D 2014 %P 539-550 %V 14 %N 1 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2014.14.539/ %R 10.2140/agt.2014.14.539 %F 10_2140_agt_2014_14_539