%0 Journal Article %A M. I. Isaev %A R. G. Novikov %T Stability estimates for recovering the potential by the impedance boundary map %J Algebra i analiz %D 2013 %P 37-63 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2013_25_1_a1/ %G ru %F AA_2013_25_1_a1