%0 Journal Article %T Exactness of Free and Amenable Groups by the Construction of Ozawa Kernels %A Campbell, Sarah %J Bulletin of the London Mathematical Society %V 38 %N 3 %P 441-446 %@ 0024-6093 %D 2006-06-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve