%0 Journal Article %A S.M. Gersten %T Preservation and Distortion of Area in Finitely Presented Groups. %J Geometric and functional analysis %D 1996 %P 301-345 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/GFA_1996__6_1_58228/ %F GFA_1996__6_1_58228