%0 Journal Article %A A. G. Vitushkin %T On Hilbert's thirteenth problem and related questions %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2004 %P 11-25 %V 59 %N 1 %U http://geodesic.mathdoc.fr/item/RM_2004_59_1_a2/ %G en %F RM_2004_59_1_a2