@article{DAN_1991_318_3_a12,
     author = {M. T. Abasov and \`E. Kh. Azimov and T. M. Ibragimov},
     title = {On one solution of coefficient inverse problem for},
     journal = {Doklady Akademii Nauk},
     pages = {566--569},
     year = {1991},
     volume = {318},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_3_a12/}
}