TY - JOUR AU - V. P. Burskii TI - Violation of the uniqueness of the solution of the Dirichlet problem for systems of second-order differential equations in the disk JO - Matematičeskie zametki PY - 1999 SP - 23 EP - 27 VL - 65 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1999_65_1_a2/ LA - ru ID - MZM_1999_65_1_a2 ER -