%0 Journal Article %A A. S. Barashkov %A G. I. Barashkova %T Determination of the coefficient of Helmholtz's equation from the boundary values of the solution %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1986 %P 242-253 %V 26 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1986_26_2_a7/ %G ru %F ZVMMF_1986_26_2_a7