@article{TRSPY_2012_278_a23,
     author = {V. A. Trenogin and B. V. Loginov and L. R. Kim-Tyan},
     title = {Stability of solutions to the {Cauchy} problem with respect to linear approximation, and branching equation in the root subspace},
     journal = {Informatics and Automation},
     pages = {260--268},
     publisher = {mathdoc},
     volume = {278},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2012_278_a23/}
}