TY - JOUR AU - L. V. Fardigola TI - Modified Sobolev Spaces in Controllability Problems for the Wave Equation on a Half-Plane JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2015 SP - 18 EP - 44 VL - 11 IS - 1 UR - http://geodesic.mathdoc.fr/item/JMAG_2015_11_1_a1/ LA - en ID - JMAG_2015_11_1_a1 ER -