%0 Journal Article %A V. G. Romanov %T On the uniqueness of the definition of an isotropic Riemannian metric inside a domain in terms of the distances between points of the boundary %J Doklady Akademii Nauk %D 1974 %P 295-297 %V 218 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_218_2_a11/ %G ru %F DAN_1974_218_2_a11