%0 Journal Article %A Paul F. Baum %A Kenny De Commer %A Piotr M. Hajac %T Free Actions of Compact Quantum Groups on Unital $C^\ast$-Algebras %J Documenta mathematica %D 2017 %P 825-849 %V 22 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/579/ %R 10.4171/dm/579 %F 10_4171_dm_579