%0 Journal Article %A G. A. Noskov %T The $\mathcal T$,~$\mathcal{FA}$, amenability and continuity properties for groups acting on $\mathbb R$-trees %J Algebra i analiz %D 1993 %P 238-251 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1993_5_3_a7/ %G ru %F AA_1993_5_3_a7