TY - JOUR AU - N. B. Medvedeva TI - On analytic insolubility of the stability problem on the plane JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2013 SP - 923 EP - 949 VL - 68 IS - 5 UR - http://geodesic.mathdoc.fr/item/RM_2013_68_5_a3/ LA - en ID - RM_2013_68_5_a3 ER -