%0 Journal Article %A Ya. V. Akulov %T Completeness of systems of functions for classes of extended superposition %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2011 %P 36-41 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_2011_1_a6/ %G ru %F VMUMM_2011_1_a6