TY - JOUR AU - G. A. Noskov TI - Multidimensional isoperimetric inequalities and the ``non-combability'' of the Hilbert modular group JO - Algebra i analiz PY - 1999 SP - 196 EP - 206 VL - 11 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_1999_11_3_a6/ LA - ru ID - AA_1999_11_3_a6 ER -