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@article{MZM_1974_16_4_a13, author = {Yu. E. Anikonov}, title = {On the problem of determining the {Riemannian} metric $ds^2=\lambda^2(x)|dx|^2$}, journal = {Matemati\v{c}eskie zametki}, pages = {611--617}, publisher = {mathdoc}, volume = {16}, number = {4}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1974_16_4_a13/} }
Yu. E. Anikonov. On the problem of determining the Riemannian metric $ds^2=\lambda^2(x)|dx|^2$. Matematičeskie zametki, Tome 16 (1974) no. 4, pp. 611-617. http://geodesic.mathdoc.fr/item/MZM_1974_16_4_a13/