TY - JOUR AU - E. O. Kantonistova TI - Integer lattices of action-angle variables for “spherical pendulum” system JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2014 SP - 6 EP - 17 IS - 4 UR - http://geodesic.mathdoc.fr/item/VMUMM_2014_4_a1/ LA - ru ID - VMUMM_2014_4_a1 ER -