%0 Journal Article %A L. D. Pustyl'nikov %T Unbounded growth of the action variable in certain physical models %J Trudy Moskovskogo matematičeskogo obŝestva %D 1983 %P 187-200 %V 46 %I mathdoc %U http://geodesic.mathdoc.fr/item/MMO_1983_46_a8/ %G ru %F MMO_1983_46_a8