TY - JOUR AU - S. L. Ziglin TI - Polynomial first integrals of Hamiltonian systems with exponential interaction JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1991 SP - 88 EP - 89 VL - 25 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1991_25_3_a14/ LA - ru ID - FAA_1991_25_3_a14 ER -