TY - JOUR AU - D. B. Zotev TI - A criterion for a Poisson matrix determinant to be a partial integral of the Hamiltonian system JO - Russian journal of nonlinear dynamics PY - 2007 SP - 75 EP - 80 VL - 3 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ND_2007_3_1_a4/ LA - ru ID - ND_2007_3_1_a4 ER -