@article{DAN_1966_167_2_a11,
     author = {V. D. Repnikov and S. D. \`Eidel'man},
     title = {Necessary and sufficient conditions for establishing a solution to the {Cauchy} problem},
     journal = {Doklady Akademii Nauk},
     pages = {298--301},
     publisher = {mathdoc},
     volume = {167},
     number = {2},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_167_2_a11/}
}