%0 Journal Article %A V. G. Nazarov %T Problem of partial identification of unknown medium %J Dalʹnevostočnyj matematičeskij žurnal %D 2019 %P 43-62 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DVMG_2019_19_1_a6/ %G ru %F DVMG_2019_19_1_a6