@article{DAN_1984_274_3_a3,
     author = {A. D. Iskenderov},
     title = {Variational formulations of multidimensional inverse problems of},
     journal = {Doklady Akademii Nauk},
     pages = {531--533},
     publisher = {mathdoc},
     volume = {274},
     number = {3},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_274_3_a3/}
}