@article{MZM_2016_100_5_a12,
     author = {A. V. Vestyak and H. A. Matevossian},
     title = {Behavior of the {Solution} of the {Cauchy} {Problem} for a {Hyperbolic} {Equation} with {Periodic} {Coefficients}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {766--769},
     publisher = {mathdoc},
     volume = {100},
     number = {5},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2016_100_5_a12/}
}