%0 Journal Article %A S. N. Selezneva %T On the complexity of representation of $k$-valued functions by generalised polarised polynomials %J Diskretnaya Matematika %D 2009 %P 20-29 %V 21 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2009_21_4_a1/ %G ru %F DM_2009_21_4_a1