TY - JOUR AU - A. V. Goncharsky AU - S. Yu. Romanov TI - On a problem of ultrasonic tomography JO - Numerical methods and programming PY - 2011 SP - 317 EP - 320 VL - 12 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMP_2011_12_3_a1/ LA - ru ID - VMP_2011_12_3_a1 ER -