TY - JOUR AU - A. V. Borisov AU - I. S. Mamaev AU - S. M. Ramodanov TI - Algebraic reduction of systems on two- and three-dimensional spheres JO - Russian journal of nonlinear dynamics PY - 2008 SP - 407 EP - 416 VL - 4 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ND_2008_4_4_a1/ LA - ru ID - ND_2008_4_4_a1 ER -