@article{DAN_1962_147_6_a6,
     author = {V. A. Pliss},
     title = {Conditional stability in critical cases},
     journal = {Doklady Akademii Nauk},
     pages = {1292--1293},
     publisher = {mathdoc},
     volume = {147},
     number = {6},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_147_6_a6/}
}