%0 Journal Article %A Katayama, Yoshikazu %A Sutherland, Colin %A Takesaki, Masamichi %T The intrinsic invariant of an approximately finite dimensional factor and the cocycle conjugacy of discrete amenable group actions %J Electronic research announcements of the American Mathematical Society %D 1995 %P 43-47 %V 01 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1090/S1079-6762-95-01006-7/ %R 10.1090/S1079-6762-95-01006-7 %F ERAAMS_1995_01_1_a5