TY - JOUR AU - A. A. Abashkin TI - One-valued solvability of a~nonlocal problem for the axisymmetric Helmholtz equation JO - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ PY - 2011 SP - 5 EP - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGU_2011_2_a0/ LA - ru ID - VSGU_2011_2_a0 ER -