%0 Journal Article %A Juan Alonso %T Measure free factors of free groups %J Groups, geometry, and dynamics %D 2014 %P 1-21 %V 8 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/214/ %R 10.4171/ggd/214 %F 10_4171_ggd_214