%0 Journal Article %A V. N. Sorokin %T Inverse problem for the shape of the speech tract %J Doklady Akademii Nauk %D 1991 %P 856-858 %V 317 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_317_4_a20/ %G ru %F DAN_1991_317_4_a20