%0 Journal Article %A S. L. Ziglin %T Polynomial first integrals of Hamiltonian systems with exponential interaction %J Funkcionalʹnyj analiz i ego priloženiâ %D 1991 %P 88-89 %V 25 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1991_25_3_a14/ %G ru %F FAA_1991_25_3_a14