%0 Journal Article %A G. A. Noskov %T Multidimensional isoperimetric inequalities and the ``non-combability'' of the Hilbert modular group %J Algebra i analiz %D 1999 %P 196-206 %V 11 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1999_11_3_a6/ %G ru %F AA_1999_11_3_a6