%0 Journal Article %A M. E. Lerner %A O. A. Repin %T Nonlocal Boundary Value Problems in a Vertical Half-Strip for a Generalized Axisymmetric Helmholtz Equation %J Differencialʹnye uravneniâ %D 2001 %P 1562-1564 %V 37 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2001_37_11_a16/ %G ru %F DE_2001_37_11_a16