TY - JOUR AU - K. S. Khalina TI - Controllability problems for the non-homogeneous string that is fixed at the right-end point with Dirichlet boundary control at the left point JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2011 SP - 34 EP - 58 VL - 7 IS - 1 UR - http://geodesic.mathdoc.fr/item/JMAG_2011_7_1_a2/ LA - en ID - JMAG_2011_7_1_a2 ER -