TY - JOUR AU - V. A. Il'in TI - Optimization of the boundary control by a~displacement or by an elastic force on one end of a~string under a~model nonlocal boundary condition JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2010 SP - 124 EP - 136 VL - 268 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2010_268_a9/ LA - ru ID - TM_2010_268_a9 ER -