%0 Journal Article %A Michael Murray %A David M. Roberts %A Christoph Wockel %T Quasi-Periodic Paths and a String 2-Group Model from the Free Loop Group %J Journal of Lie Theory %D 2017 %P 1151-1177 %V 27 %N 4 %U http://geodesic.mathdoc.fr/item/JOLT_2017_27_4_a14/ %F JOLT_2017_27_4_a14