%0 Journal Article %A N. B. Il'inskii %A A. R. Kasimov %T An inverse problem of filtration from a channel in the presence of backwater %J Trudy seminara po kraevym zadačam %D 1983 %P 104-115 %V 20 %N 20 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1983_20_20_a11/ %G ru %F KUKZ_1983_20_20_a11