%0 Journal Article %A G. V. Alekseev %A A. V. Lobanov %T Stability estimates for solutions to inverse extremal problems for the Helmholtz equation %J Sibirskij žurnal industrialʹnoj matematiki %D 2013 %P 14-25 %V 16 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2013_16_2_a1/ %G ru %F SJIM_2013_16_2_a1