@article{DAN_1978_243_5_a12,
     author = {S. I. Temirbulatov},
     title = {Conditionally well-posed problems for the wave equation},
     journal = {Doklady Akademii Nauk},
     pages = {1142--1143},
     publisher = {mathdoc},
     volume = {243},
     number = {5},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_243_5_a12/}
}