%0 Journal Article %A Haas, Andrew %T Invariant Measures and Natural Extensions %J Canadian mathematical bulletin %D 2002 %P 97-108 %V 45 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2002-011-4/ %R 10.4153/CMB-2002-011-4 %F 10_4153_CMB_2002_011_4