%0 Journal Article %A S. A. Volkov %T An example of a~simple quasi-universal function in the class $\mathcal E^2$ of the Grzegorczyk hierarchy %J Diskretnaya Matematika %D 2006 %P 31-44 %V 18 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2006_18_4_a3/ %G ru %F DM_2006_18_4_a3