%0 Journal Article %A V. A. Golubeva %A A. B. Zhizhchenko %A A. G. Sergeev %T International Congress of Mathematicians, Beijing, China, 20--28 August 2002 %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2003 %P 825-836 %V 58 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2003_58_4_a22/ %G en %F RM_2003_58_4_a22